Home / 23,298.62-32,152.13-12,688.29

Finding the Fourth Proportional to 23,298.62, 32,152.13 and 12,688.29

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Solution

The fourth proportional to 23,298.62, 32,152.13 and 12,688.29 is: 17,509.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,298.62 : 32,152.13 = 12,688.29 : x
  2. Step 2: Convert to fraction form
    23,298.62/32,152.13 = 12,688.29/x
  3. Step 3: Cross multiply
    23,298.62x = 32,152.13 × 12,688.29
  4. Step 4: Simplify right side
    23,298.62x = 407,955,486.12
  5. Step 5: Solve for x
    x = 407,955,486.12/23,298.62
  6. Step 6: Final answer
    x = 17,509.86

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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.