Home / 23,295.72-32,140.10-13,223.40

Finding the Fourth Proportional to 23,295.72, 32,140.10 and 13,223.40

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Solution

The fourth proportional to 23,295.72, 32,140.10 and 13,223.40 is: 18,243.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,295.72 : 32,140.10 = 13,223.40 : x
  2. Step 2: Convert to fraction form
    23,295.72/32,140.10 = 13,223.40/x
  3. Step 3: Cross multiply
    23,295.72x = 32,140.10 × 13,223.40
  4. Step 4: Simplify right side
    23,295.72x = 425,001,398.34
  5. Step 5: Solve for x
    x = 425,001,398.34/23,295.72
  6. Step 6: Final answer
    x = 18,243.75

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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.