Home / 45,931.17-63,391.95-28,036.59

Finding the Fourth Proportional to 45,931.17, 63,391.95 and 28,036.59

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Solution

The fourth proportional to 45,931.17, 63,391.95 and 28,036.59 is: 38,694.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,931.17 : 63,391.95 = 28,036.59 : x
  2. Step 2: Convert to fraction form
    45,931.17/63,391.95 = 28,036.59/x
  3. Step 3: Cross multiply
    45,931.17x = 63,391.95 × 28,036.59
  4. Step 4: Simplify right side
    45,931.17x = 1,777,294,111.45
  5. Step 5: Solve for x
    x = 1,777,294,111.45/45,931.17
  6. Step 6: Final answer
    x = 38,694.73

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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.