Home / 26,312.38-36,311.08-15,134.38

Finding the Fourth Proportional to 26,312.38, 36,311.08 and 15,134.38

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Solution

The fourth proportional to 26,312.38, 36,311.08 and 15,134.38 is: 20,885.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,312.38 : 36,311.08 = 15,134.38 : x
  2. Step 2: Convert to fraction form
    26,312.38/36,311.08 = 15,134.38/x
  3. Step 3: Cross multiply
    26,312.38x = 36,311.08 × 15,134.38
  4. Step 4: Simplify right side
    26,312.38x = 549,545,501.38
  5. Step 5: Solve for x
    x = 549,545,501.38/26,312.38
  6. Step 6: Final answer
    x = 20,885.44

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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.