Home / 16,312.79-22,522.49-12,529.19

Finding the Fourth Proportional to 16,312.79, 22,522.49 and 12,529.19

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Solution

The fourth proportional to 16,312.79, 22,522.49 and 12,529.19 is: 17,298.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,312.79 : 22,522.49 = 12,529.19 : x
  2. Step 2: Convert to fraction form
    16,312.79/22,522.49 = 12,529.19/x
  3. Step 3: Cross multiply
    16,312.79x = 22,522.49 × 12,529.19
  4. Step 4: Simplify right side
    16,312.79x = 282,188,597.13
  5. Step 5: Solve for x
    x = 282,188,597.13/16,312.79
  6. Step 6: Final answer
    x = 17,298.61

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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.