Home / 23,412.43-32,308.66-12,802.05

Finding the Fourth Proportional to 23,412.43, 32,308.66 and 12,802.05

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Solution

The fourth proportional to 23,412.43, 32,308.66 and 12,802.05 is: 17,666.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,412.43 : 32,308.66 = 12,802.05 : x
  2. Step 2: Convert to fraction form
    23,412.43/32,308.66 = 12,802.05/x
  3. Step 3: Cross multiply
    23,412.43x = 32,308.66 × 12,802.05
  4. Step 4: Simplify right side
    23,412.43x = 413,617,024.74
  5. Step 5: Solve for x
    x = 413,617,024.74/23,412.43
  6. Step 6: Final answer
    x = 17,666.56

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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.