Home / 42,331.77-63,498.56-14,252.67

Finding the Fourth Proportional to 42,331.77, 63,498.56 and 14,252.67

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Solution

The fourth proportional to 42,331.77, 63,498.56 and 14,252.67 is: 21,379.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,331.77 : 63,498.56 = 14,252.67 : x
  2. Step 2: Convert to fraction form
    42,331.77/63,498.56 = 14,252.67/x
  3. Step 3: Cross multiply
    42,331.77x = 63,498.56 × 14,252.67
  4. Step 4: Simplify right side
    42,331.77x = 905,023,949.89
  5. Step 5: Solve for x
    x = 905,023,949.89/42,331.77
  6. Step 6: Final answer
    x = 21,379.31

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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.