Home / 48,111.90-66,394.20-26,891.16

Finding the Fourth Proportional to 48,111.90, 66,394.20 and 26,891.16

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Solution

The fourth proportional to 48,111.90, 66,394.20 and 26,891.16 is: 37,109.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,111.90 : 66,394.20 = 26,891.16 : x
  2. Step 2: Convert to fraction form
    48,111.90/66,394.20 = 26,891.16/x
  3. Step 3: Cross multiply
    48,111.90x = 66,394.20 × 26,891.16
  4. Step 4: Simplify right side
    48,111.90x = 1,785,417,055.27
  5. Step 5: Solve for x
    x = 1,785,417,055.27/48,111.90
  6. Step 6: Final answer
    x = 37,109.68

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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.