Home / 38,403-52,966.98-26,486.28

Finding the Fourth Proportional to 38,403, 52,966.98 and 26,486.28

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Solution

The fourth proportional to 38,403, 52,966.98 and 26,486.28 is: 36,530.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,403 : 52,966.98 = 26,486.28 : x
  2. Step 2: Convert to fraction form
    38,403/52,966.98 = 26,486.28/x
  3. Step 3: Cross multiply
    38,403x = 52,966.98 × 26,486.28
  4. Step 4: Simplify right side
    38,403x = 1,402,898,263.03
  5. Step 5: Solve for x
    x = 1,402,898,263.03/38,403
  6. Step 6: Final answer
    x = 36,530.95

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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.