Home / 28,839.48-39,798.50-16,264.23

Finding the Fourth Proportional to 28,839.48, 39,798.50 and 16,264.23

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Solution

The fourth proportional to 28,839.48, 39,798.50 and 16,264.23 is: 22,444.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,839.48 : 39,798.50 = 16,264.23 : x
  2. Step 2: Convert to fraction form
    28,839.48/39,798.50 = 16,264.23/x
  3. Step 3: Cross multiply
    28,839.48x = 39,798.50 × 16,264.23
  4. Step 4: Simplify right side
    28,839.48x = 647,291,957.66
  5. Step 5: Solve for x
    x = 647,291,957.66/28,839.48
  6. Step 6: Final answer
    x = 22,444.65

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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.