Home / 42,407.34-63,611.01-14,327.52

Finding the Fourth Proportional to 42,407.34, 63,611.01 and 14,327.52

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Solution

The fourth proportional to 42,407.34, 63,611.01 and 14,327.52 is: 21,491.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,407.34 : 63,611.01 = 14,327.52 : x
  2. Step 2: Convert to fraction form
    42,407.34/63,611.01 = 14,327.52/x
  3. Step 3: Cross multiply
    42,407.34x = 63,611.01 × 14,327.52
  4. Step 4: Simplify right side
    42,407.34x = 911,388,018.00
  5. Step 5: Solve for x
    x = 911,388,018.00/42,407.34
  6. Step 6: Final answer
    x = 21,491.28

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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.