Home / 39,726.02-59,498.30-18,964.10

Finding the Fourth Proportional to 39,726.02, 59,498.30 and 18,964.10

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Solution

The fourth proportional to 39,726.02, 59,498.30 and 18,964.10 is: 28,402.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,726.02 : 59,498.30 = 18,964.10 : x
  2. Step 2: Convert to fraction form
    39,726.02/59,498.30 = 18,964.10/x
  3. Step 3: Cross multiply
    39,726.02x = 59,498.30 × 18,964.10
  4. Step 4: Simplify right side
    39,726.02x = 1,128,331,711.03
  5. Step 5: Solve for x
    x = 1,128,331,711.03/39,726.02
  6. Step 6: Final answer
    x = 28,402.84

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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.