Home / 39,610.13-59,420.45-18,547.29

Finding the Fourth Proportional to 39,610.13, 59,420.45 and 18,547.29

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Solution

The fourth proportional to 39,610.13, 59,420.45 and 18,547.29 is: 27,823.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,610.13 : 59,420.45 = 18,547.29 : x
  2. Step 2: Convert to fraction form
    39,610.13/59,420.45 = 18,547.29/x
  3. Step 3: Cross multiply
    39,610.13x = 59,420.45 × 18,547.29
  4. Step 4: Simplify right side
    39,610.13x = 1,102,088,364.45
  5. Step 5: Solve for x
    x = 1,102,088,364.45/39,610.13
  6. Step 6: Final answer
    x = 27,823.40

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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.