Home / 42,627.14-63,938.40-13,044.98

Finding the Fourth Proportional to 42,627.14, 63,938.40 and 13,044.98

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Solution

The fourth proportional to 42,627.14, 63,938.40 and 13,044.98 is: 19,566.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,627.14 : 63,938.40 = 13,044.98 : x
  2. Step 2: Convert to fraction form
    42,627.14/63,938.40 = 13,044.98/x
  3. Step 3: Cross multiply
    42,627.14x = 63,938.40 × 13,044.98
  4. Step 4: Simplify right side
    42,627.14x = 834,075,149.23
  5. Step 5: Solve for x
    x = 834,075,149.23/42,627.14
  6. Step 6: Final answer
    x = 19,566.76

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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.