Home / 48,148.98-66,417.75-29,015.70

Finding the Fourth Proportional to 48,148.98, 66,417.75 and 29,015.70

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Solution

The fourth proportional to 48,148.98, 66,417.75 and 29,015.70 is: 40,024.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,148.98 : 66,417.75 = 29,015.70 : x
  2. Step 2: Convert to fraction form
    48,148.98/66,417.75 = 29,015.70/x
  3. Step 3: Cross multiply
    48,148.98x = 66,417.75 × 29,015.70
  4. Step 4: Simplify right side
    48,148.98x = 1,927,157,508.68
  5. Step 5: Solve for x
    x = 1,927,157,508.68/48,148.98
  6. Step 6: Final answer
    x = 40,024.89

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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.