Home / 42,595.11-63,890.35-13,010.63

Finding the Fourth Proportional to 42,595.11, 63,890.35 and 13,010.63

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Solution

The fourth proportional to 42,595.11, 63,890.35 and 13,010.63 is: 19,515.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,595.11 : 63,890.35 = 13,010.63 : x
  2. Step 2: Convert to fraction form
    42,595.11/63,890.35 = 13,010.63/x
  3. Step 3: Cross multiply
    42,595.11x = 63,890.35 × 13,010.63
  4. Step 4: Simplify right side
    42,595.11x = 831,253,352.44
  5. Step 5: Solve for x
    x = 831,253,352.44/42,595.11
  6. Step 6: Final answer
    x = 19,515.23

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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.