Home / 14,085.53-21,097.60-7,053.28

Finding the Fourth Proportional to 14,085.53, 21,097.60 and 7,053.28

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Solution

The fourth proportional to 14,085.53, 21,097.60 and 7,053.28 is: 10,564.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,085.53 : 21,097.60 = 7,053.28 : x
  2. Step 2: Convert to fraction form
    14,085.53/21,097.60 = 7,053.28/x
  3. Step 3: Cross multiply
    14,085.53x = 21,097.60 × 7,053.28
  4. Step 4: Simplify right side
    14,085.53x = 148,807,328.42
  5. Step 5: Solve for x
    x = 148,807,328.42/14,085.53
  6. Step 6: Final answer
    x = 10,564.55

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.