Home / 14,080.04-19,430.18-7,792.36

Finding the Fourth Proportional to 14,080.04, 19,430.18 and 7,792.36

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Solution

The fourth proportional to 14,080.04, 19,430.18 and 7,792.36 is: 10,753.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,080.04 : 19,430.18 = 7,792.36 : x
  2. Step 2: Convert to fraction form
    14,080.04/19,430.18 = 7,792.36/x
  3. Step 3: Cross multiply
    14,080.04x = 19,430.18 × 7,792.36
  4. Step 4: Simplify right side
    14,080.04x = 151,406,957.42
  5. Step 5: Solve for x
    x = 151,406,957.42/14,080.04
  6. Step 6: Final answer
    x = 10,753.30

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Half scale
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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.