Home / 23,695.89-32,700.31-13,085.50

Finding the Fourth Proportional to 23,695.89, 32,700.31 and 13,085.50

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Solution

The fourth proportional to 23,695.89, 32,700.31 and 13,085.50 is: 18,057.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,695.89 : 32,700.31 = 13,085.50 : x
  2. Step 2: Convert to fraction form
    23,695.89/32,700.31 = 13,085.50/x
  3. Step 3: Cross multiply
    23,695.89x = 32,700.31 × 13,085.50
  4. Step 4: Simplify right side
    23,695.89x = 427,899,853.35
  5. Step 5: Solve for x
    x = 427,899,853.35/23,695.89
  6. Step 6: Final answer
    x = 18,057.98

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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.