Home / 23,299.25-32,152.65-12,688.88

Finding the Fourth Proportional to 23,299.25, 32,152.65 and 12,688.88

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Solution

The fourth proportional to 23,299.25, 32,152.65 and 12,688.88 is: 17,510.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,299.25 : 32,152.65 = 12,688.88 : x
  2. Step 2: Convert to fraction form
    23,299.25/32,152.65 = 12,688.88/x
  3. Step 3: Cross multiply
    23,299.25x = 32,152.65 × 12,688.88
  4. Step 4: Simplify right side
    23,299.25x = 407,981,117.53
  5. Step 5: Solve for x
    x = 407,981,117.53/23,299.25
  6. Step 6: Final answer
    x = 17,510.48

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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.