Home / 26,890.17-40,248.99-14,378.91

Finding the Fourth Proportional to 26,890.17, 40,248.99 and 14,378.91

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Solution

The fourth proportional to 26,890.17, 40,248.99 and 14,378.91 is: 21,522.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,890.17 : 40,248.99 = 14,378.91 : x
  2. Step 2: Convert to fraction form
    26,890.17/40,248.99 = 14,378.91/x
  3. Step 3: Cross multiply
    26,890.17x = 40,248.99 × 14,378.91
  4. Step 4: Simplify right side
    26,890.17x = 578,736,604.80
  5. Step 5: Solve for x
    x = 578,736,604.80/26,890.17
  6. Step 6: Final answer
    x = 21,522.24

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.