Home / 42,570.18-63,854.91-14,493.11

Finding the Fourth Proportional to 42,570.18, 63,854.91 and 14,493.11

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Solution

The fourth proportional to 42,570.18, 63,854.91 and 14,493.11 is: 21,739.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,570.18 : 63,854.91 = 14,493.11 : x
  2. Step 2: Convert to fraction form
    42,570.18/63,854.91 = 14,493.11/x
  3. Step 3: Cross multiply
    42,570.18x = 63,854.91 × 14,493.11
  4. Step 4: Simplify right side
    42,570.18x = 925,455,915.40
  5. Step 5: Solve for x
    x = 925,455,915.40/42,570.18
  6. Step 6: Final answer
    x = 21,739.53

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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.