Home / 48,218.54-66,526.10-31,235.79

Finding the Fourth Proportional to 48,218.54, 66,526.10 and 31,235.79

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Solution

The fourth proportional to 48,218.54, 66,526.10 and 31,235.79 is: 43,095.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,218.54 : 66,526.10 = 31,235.79 : x
  2. Step 2: Convert to fraction form
    48,218.54/66,526.10 = 31,235.79/x
  3. Step 3: Cross multiply
    48,218.54x = 66,526.10 × 31,235.79
  4. Step 4: Simplify right side
    48,218.54x = 2,077,995,132.94
  5. Step 5: Solve for x
    x = 2,077,995,132.94/48,218.54
  6. Step 6: Final answer
    x = 43,095.36

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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.