Home / 27,387.02-40,885.98-26,415.02

Finding the Fourth Proportional to 27,387.02, 40,885.98 and 26,415.02

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Solution

The fourth proportional to 27,387.02, 40,885.98 and 26,415.02 is: 39,434.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,387.02 : 40,885.98 = 26,415.02 : x
  2. Step 2: Convert to fraction form
    27,387.02/40,885.98 = 26,415.02/x
  3. Step 3: Cross multiply
    27,387.02x = 40,885.98 × 26,415.02
  4. Step 4: Simplify right side
    27,387.02x = 1,080,003,979.42
  5. Step 5: Solve for x
    x = 1,080,003,979.42/27,387.02
  6. Step 6: Final answer
    x = 39,434.88

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.