Home / 42,148.20-58,164.36-23,285.28

Finding the Fourth Proportional to 42,148.20, 58,164.36 and 23,285.28

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Solution

The fourth proportional to 42,148.20, 58,164.36 and 23,285.28 is: 32,133.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,148.20 : 58,164.36 = 23,285.28 : x
  2. Step 2: Convert to fraction form
    42,148.20/58,164.36 = 23,285.28/x
  3. Step 3: Cross multiply
    42,148.20x = 58,164.36 × 23,285.28
  4. Step 4: Simplify right side
    42,148.20x = 1,354,373,408.62
  5. Step 5: Solve for x
    x = 1,354,373,408.62/42,148.20
  6. Step 6: Final answer
    x = 32,133.60

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.