Home / 23,325.57-32,189.60-12,715.79

Finding the Fourth Proportional to 23,325.57, 32,189.60 and 12,715.79

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Solution

The fourth proportional to 23,325.57, 32,189.60 and 12,715.79 is: 17,547.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,325.57 : 32,189.60 = 12,715.79 : x
  2. Step 2: Convert to fraction form
    23,325.57/32,189.60 = 12,715.79/x
  3. Step 3: Cross multiply
    23,325.57x = 32,189.60 × 12,715.79
  4. Step 4: Simplify right side
    23,325.57x = 409,316,064.63
  5. Step 5: Solve for x
    x = 409,316,064.63/23,325.57
  6. Step 6: Final answer
    x = 17,547.96

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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.