Home / 23,529.08-32,470.19-12,919.40

Finding the Fourth Proportional to 23,529.08, 32,470.19 and 12,919.40

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Solution

The fourth proportional to 23,529.08, 32,470.19 and 12,919.40 is: 17,828.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,529.08 : 32,470.19 = 12,919.40 : x
  2. Step 2: Convert to fraction form
    23,529.08/32,470.19 = 12,919.40/x
  3. Step 3: Cross multiply
    23,529.08x = 32,470.19 × 12,919.40
  4. Step 4: Simplify right side
    23,529.08x = 419,495,259.21
  5. Step 5: Solve for x
    x = 419,495,259.21/23,529.08
  6. Step 6: Final answer
    x = 17,828.80

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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.