Home / 23,484.78-32,409.72-12,875.13

Finding the Fourth Proportional to 23,484.78, 32,409.72 and 12,875.13

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Solution

The fourth proportional to 23,484.78, 32,409.72 and 12,875.13 is: 17,768.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,484.78 : 32,409.72 = 12,875.13 : x
  2. Step 2: Convert to fraction form
    23,484.78/32,409.72 = 12,875.13/x
  3. Step 3: Cross multiply
    23,484.78x = 32,409.72 × 12,875.13
  4. Step 4: Simplify right side
    23,484.78x = 417,279,358.26
  5. Step 5: Solve for x
    x = 417,279,358.26/23,484.78
  6. Step 6: Final answer
    x = 17,768.08

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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.