Home / 31,526.40-47,245.08-17,492.64

Finding the Fourth Proportional to 31,526.40, 47,245.08 and 17,492.64

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Solution

The fourth proportional to 31,526.40, 47,245.08 and 17,492.64 is: 26,214.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,526.40 : 47,245.08 = 17,492.64 : x
  2. Step 2: Convert to fraction form
    31,526.40/47,245.08 = 17,492.64/x
  3. Step 3: Cross multiply
    31,526.40x = 47,245.08 × 17,492.64
  4. Step 4: Simplify right side
    31,526.40x = 826,441,176.21
  5. Step 5: Solve for x
    x = 826,441,176.21/31,526.40
  6. Step 6: Final answer
    x = 26,214.26

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.