Home / 42,045.49-63,086.60-22,319.29

Finding the Fourth Proportional to 42,045.49, 63,086.60 and 22,319.29

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Solution

The fourth proportional to 42,045.49, 63,086.60 and 22,319.29 is: 33,488.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,045.49 : 63,086.60 = 22,319.29 : x
  2. Step 2: Convert to fraction form
    42,045.49/63,086.60 = 22,319.29/x
  3. Step 3: Cross multiply
    42,045.49x = 63,086.60 × 22,319.29
  4. Step 4: Simplify right side
    42,045.49x = 1,408,048,120.51
  5. Step 5: Solve for x
    x = 1,408,048,120.51/42,045.49
  6. Step 6: Final answer
    x = 33,488.68

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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.