Home / 26,225.45-36,191.53-14,288.78

Finding the Fourth Proportional to 26,225.45, 36,191.53 and 14,288.78

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Solution

The fourth proportional to 26,225.45, 36,191.53 and 14,288.78 is: 19,718.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,225.45 : 36,191.53 = 14,288.78 : x
  2. Step 2: Convert to fraction form
    26,225.45/36,191.53 = 14,288.78/x
  3. Step 3: Cross multiply
    26,225.45x = 36,191.53 × 14,288.78
  4. Step 4: Simplify right side
    26,225.45x = 517,132,810.03
  5. Step 5: Solve for x
    x = 517,132,810.03/26,225.45
  6. Step 6: Final answer
    x = 19,718.74

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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.