Home / 23,412.12-32,308.70-12,801.75

Finding the Fourth Proportional to 23,412.12, 32,308.70 and 12,801.75

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Solution

The fourth proportional to 23,412.12, 32,308.70 and 12,801.75 is: 17,666.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,412.12 : 32,308.70 = 12,801.75 : x
  2. Step 2: Convert to fraction form
    23,412.12/32,308.70 = 12,801.75/x
  3. Step 3: Cross multiply
    23,412.12x = 32,308.70 × 12,801.75
  4. Step 4: Simplify right side
    23,412.12x = 413,607,836.22
  5. Step 5: Solve for x
    x = 413,607,836.22/23,412.12
  6. Step 6: Final answer
    x = 17,666.40

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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.