Home / 42,884.40-64,188.36-22,079.28

Finding the Fourth Proportional to 42,884.40, 64,188.36 and 22,079.28

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Solution

The fourth proportional to 42,884.40, 64,188.36 and 22,079.28 is: 33,047.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,884.40 : 64,188.36 = 22,079.28 : x
  2. Step 2: Convert to fraction form
    42,884.40/64,188.36 = 22,079.28/x
  3. Step 3: Cross multiply
    42,884.40x = 64,188.36 × 22,079.28
  4. Step 4: Simplify right side
    42,884.40x = 1,417,232,773.18
  5. Step 5: Solve for x
    x = 1,417,232,773.18/42,884.40
  6. Step 6: Final answer
    x = 33,047.75

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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.