Home / 42,032.61-63,048.80-13,954.79

Finding the Fourth Proportional to 42,032.61, 63,048.80 and 13,954.79

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Solution

The fourth proportional to 42,032.61, 63,048.80 and 13,954.79 is: 20,932.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,032.61 : 63,048.80 = 13,954.79 : x
  2. Step 2: Convert to fraction form
    42,032.61/63,048.80 = 13,954.79/x
  3. Step 3: Cross multiply
    42,032.61x = 63,048.80 × 13,954.79
  4. Step 4: Simplify right side
    42,032.61x = 879,832,378.73
  5. Step 5: Solve for x
    x = 879,832,378.73/42,032.61
  6. Step 6: Final answer
    x = 20,932.14

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1.5x scale

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.