Home / 39,547.35-59,311.71-11,459.99

Finding the Fourth Proportional to 39,547.35, 59,311.71 and 11,459.99

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Solution

The fourth proportional to 39,547.35, 59,311.71 and 11,459.99 is: 17,187.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,547.35 : 59,311.71 = 11,459.99 : x
  2. Step 2: Convert to fraction form
    39,547.35/59,311.71 = 11,459.99/x
  3. Step 3: Cross multiply
    39,547.35x = 59,311.71 × 11,459.99
  4. Step 4: Simplify right side
    39,547.35x = 679,711,751.76
  5. Step 5: Solve for x
    x = 679,711,751.76/39,547.35
  6. Step 6: Final answer
    x = 17,187.29

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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.