Home / 15,446.95-23,170.42-13,360.75

Finding the Fourth Proportional to 15,446.95, 23,170.42 and 13,360.75

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Solution

The fourth proportional to 15,446.95, 23,170.42 and 13,360.75 is: 20,041.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,446.95 : 23,170.42 = 13,360.75 : x
  2. Step 2: Convert to fraction form
    15,446.95/23,170.42 = 13,360.75/x
  3. Step 3: Cross multiply
    15,446.95x = 23,170.42 × 13,360.75
  4. Step 4: Simplify right side
    15,446.95x = 309,574,189.02
  5. Step 5: Solve for x
    x = 309,574,189.02/15,446.95
  6. Step 6: Final answer
    x = 20,041.12

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1.5x scale

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.