Home / 14,001.12-19,331.04-9,802.08

Finding the Fourth Proportional to 14,001.12, 19,331.04 and 9,802.08

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Solution

The fourth proportional to 14,001.12, 19,331.04 and 9,802.08 is: 13,533.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,001.12 : 19,331.04 = 9,802.08 : x
  2. Step 2: Convert to fraction form
    14,001.12/19,331.04 = 9,802.08/x
  3. Step 3: Cross multiply
    14,001.12x = 19,331.04 × 9,802.08
  4. Step 4: Simplify right side
    14,001.12x = 189,484,400.56
  5. Step 5: Solve for x
    x = 189,484,400.56/14,001.12
  6. Step 6: Final answer
    x = 13,533.52

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Similar ratio
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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.