Home / 14,666.04-20,231.98-8,376.76

Finding the Fourth Proportional to 14,666.04, 20,231.98 and 8,376.76

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Solution

The fourth proportional to 14,666.04, 20,231.98 and 8,376.76 is: 11,555.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,666.04 : 20,231.98 = 8,376.76 : x
  2. Step 2: Convert to fraction form
    14,666.04/20,231.98 = 8,376.76/x
  3. Step 3: Cross multiply
    14,666.04x = 20,231.98 × 8,376.76
  4. Step 4: Simplify right side
    14,666.04x = 169,478,440.78
  5. Step 5: Solve for x
    x = 169,478,440.78/14,666.04
  6. Step 6: Final answer
    x = 11,555.84

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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.