Home / 42,627.44-63,941.28-14,918.96

Finding the Fourth Proportional to 42,627.44, 63,941.28 and 14,918.96

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Solution

The fourth proportional to 42,627.44, 63,941.28 and 14,918.96 is: 22,378.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,627.44 : 63,941.28 = 14,918.96 : x
  2. Step 2: Convert to fraction form
    42,627.44/63,941.28 = 14,918.96/x
  3. Step 3: Cross multiply
    42,627.44x = 63,941.28 × 14,918.96
  4. Step 4: Simplify right side
    42,627.44x = 953,937,398.67
  5. Step 5: Solve for x
    x = 953,937,398.67/42,627.44
  6. Step 6: Final answer
    x = 22,378.48

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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.