Home / 26,276.70-36,262.95-14,340.78

Finding the Fourth Proportional to 26,276.70, 36,262.95 and 14,340.78

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Solution

The fourth proportional to 26,276.70, 36,262.95 and 14,340.78 is: 19,790.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,276.70 : 36,262.95 = 14,340.78 : x
  2. Step 2: Convert to fraction form
    26,276.70/36,262.95 = 14,340.78/x
  3. Step 3: Cross multiply
    26,276.70x = 36,262.95 × 14,340.78
  4. Step 4: Simplify right side
    26,276.70x = 520,038,988.10
  5. Step 5: Solve for x
    x = 520,038,988.10/26,276.70
  6. Step 6: Final answer
    x = 19,790.88

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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.