Home / 23,502.18-32,433.90-13,430.72

Finding the Fourth Proportional to 23,502.18, 32,433.90 and 13,430.72

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Solution

The fourth proportional to 23,502.18, 32,433.90 and 13,430.72 is: 18,534.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,502.18 : 32,433.90 = 13,430.72 : x
  2. Step 2: Convert to fraction form
    23,502.18/32,433.90 = 13,430.72/x
  3. Step 3: Cross multiply
    23,502.18x = 32,433.90 × 13,430.72
  4. Step 4: Simplify right side
    23,502.18x = 435,610,629.41
  5. Step 5: Solve for x
    x = 435,610,629.41/23,502.18
  6. Step 6: Final answer
    x = 18,534.90

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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.