Home / 27,731.53-38,312.94-26,366.02

Finding the Fourth Proportional to 27,731.53, 38,312.94 and 26,366.02

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Solution

The fourth proportional to 27,731.53, 38,312.94 and 26,366.02 is: 36,426.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,731.53 : 38,312.94 = 26,366.02 : x
  2. Step 2: Convert to fraction form
    27,731.53/38,312.94 = 26,366.02/x
  3. Step 3: Cross multiply
    27,731.53x = 38,312.94 × 26,366.02
  4. Step 4: Simplify right side
    27,731.53x = 1,010,159,742.30
  5. Step 5: Solve for x
    x = 1,010,159,742.30/27,731.53
  6. Step 6: Final answer
    x = 36,426.40

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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.