Home / 42,242.04-63,363.08-19,443.68

Finding the Fourth Proportional to 42,242.04, 63,363.08 and 19,443.68

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Solution

The fourth proportional to 42,242.04, 63,363.08 and 19,443.68 is: 29,165.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,242.04 : 63,363.08 = 19,443.68 : x
  2. Step 2: Convert to fraction form
    42,242.04/63,363.08 = 19,443.68/x
  3. Step 3: Cross multiply
    42,242.04x = 63,363.08 × 19,443.68
  4. Step 4: Simplify right side
    42,242.04x = 1,232,011,451.33
  5. Step 5: Solve for x
    x = 1,232,011,451.33/42,242.04
  6. Step 6: Final answer
    x = 29,165.53

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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.