Home / 42,522.80-63,749.64-14,840.24

Finding the Fourth Proportional to 42,522.80, 63,749.64 and 14,840.24

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Solution

The fourth proportional to 42,522.80, 63,749.64 and 14,840.24 is: 22,248.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,522.80 : 63,749.64 = 14,840.24 : x
  2. Step 2: Convert to fraction form
    42,522.80/63,749.64 = 14,840.24/x
  3. Step 3: Cross multiply
    42,522.80x = 63,749.64 × 14,840.24
  4. Step 4: Simplify right side
    42,522.80x = 946,059,957.51
  5. Step 5: Solve for x
    x = 946,059,957.51/42,522.80
  6. Step 6: Final answer
    x = 22,248.30

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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.