Home / 23,385.43-32,271.93-13,313.87

Finding the Fourth Proportional to 23,385.43, 32,271.93 and 13,313.87

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Solution

The fourth proportional to 23,385.43, 32,271.93 and 13,313.87 is: 18,373.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,385.43 : 32,271.93 = 13,313.87 : x
  2. Step 2: Convert to fraction form
    23,385.43/32,271.93 = 13,313.87/x
  3. Step 3: Cross multiply
    23,385.43x = 32,271.93 × 13,313.87
  4. Step 4: Simplify right side
    23,385.43x = 429,664,280.67
  5. Step 5: Solve for x
    x = 429,664,280.67/23,385.43
  6. Step 6: Final answer
    x = 18,373.16

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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.