Home / 26,475.04-39,700.89-12,439.06

Finding the Fourth Proportional to 26,475.04, 39,700.89 and 12,439.06

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Solution

The fourth proportional to 26,475.04, 39,700.89 and 12,439.06 is: 18,653.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,475.04 : 39,700.89 = 12,439.06 : x
  2. Step 2: Convert to fraction form
    26,475.04/39,700.89 = 12,439.06/x
  3. Step 3: Cross multiply
    26,475.04x = 39,700.89 × 12,439.06
  4. Step 4: Simplify right side
    26,475.04x = 493,841,752.76
  5. Step 5: Solve for x
    x = 493,841,752.76/26,475.04
  6. Step 6: Final answer
    x = 18,653.11

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.