Home / 26,378.48-36,400.92-14,439.53

Finding the Fourth Proportional to 26,378.48, 36,400.92 and 14,439.53

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Solution

The fourth proportional to 26,378.48, 36,400.92 and 14,439.53 is: 19,925.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,378.48 : 36,400.92 = 14,439.53 : x
  2. Step 2: Convert to fraction form
    26,378.48/36,400.92 = 14,439.53/x
  3. Step 3: Cross multiply
    26,378.48x = 36,400.92 × 14,439.53
  4. Step 4: Simplify right side
    26,378.48x = 525,612,176.37
  5. Step 5: Solve for x
    x = 525,612,176.37/26,378.48
  6. Step 6: Final answer
    x = 19,925.79

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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.