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Finding the Fourth Proportional to 26,312.04, 36,311.04 and 15,707.88

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Solution

The fourth proportional to 26,312.04, 36,311.04 and 15,707.88 is: 21,677.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,312.04 : 36,311.04 = 15,707.88 : x
  2. Step 2: Convert to fraction form
    26,312.04/36,311.04 = 15,707.88/x
  3. Step 3: Cross multiply
    26,312.04x = 36,311.04 × 15,707.88
  4. Step 4: Simplify right side
    26,312.04x = 570,369,459.00
  5. Step 5: Solve for x
    x = 570,369,459.00/26,312.04
  6. Step 6: Final answer
    x = 21,677.13

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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.