Home / 42,133.13-63,218.14-19,962.35

Finding the Fourth Proportional to 42,133.13, 63,218.14 and 19,962.35

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Solution

The fourth proportional to 42,133.13, 63,218.14 and 19,962.35 is: 29,952.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,133.13 : 63,218.14 = 19,962.35 : x
  2. Step 2: Convert to fraction form
    42,133.13/63,218.14 = 19,962.35/x
  3. Step 3: Cross multiply
    42,133.13x = 63,218.14 × 19,962.35
  4. Step 4: Simplify right side
    42,133.13x = 1,261,982,271.03
  5. Step 5: Solve for x
    x = 1,261,982,271.03/42,133.13
  6. Step 6: Final answer
    x = 29,952.26

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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.