Home / 26,715.18-36,866.28-14,778.24

Finding the Fourth Proportional to 26,715.18, 36,866.28 and 14,778.24

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Solution

The fourth proportional to 26,715.18, 36,866.28 and 14,778.24 is: 20,393.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,715.18 : 36,866.28 = 14,778.24 : x
  2. Step 2: Convert to fraction form
    26,715.18/36,866.28 = 14,778.24/x
  3. Step 3: Cross multiply
    26,715.18x = 36,866.28 × 14,778.24
  4. Step 4: Simplify right side
    26,715.18x = 544,818,733.75
  5. Step 5: Solve for x
    x = 544,818,733.75/26,715.18
  6. Step 6: Final answer
    x = 20,393.60

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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.