Home / 17,621.61-26,432.29-14,133.53

Finding the Fourth Proportional to 17,621.61, 26,432.29 and 14,133.53

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Solution

The fourth proportional to 17,621.61, 26,432.29 and 14,133.53 is: 21,200.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,621.61 : 26,432.29 = 14,133.53 : x
  2. Step 2: Convert to fraction form
    17,621.61/26,432.29 = 14,133.53/x
  3. Step 3: Cross multiply
    17,621.61x = 26,432.29 × 14,133.53
  4. Step 4: Simplify right side
    17,621.61x = 373,581,563.68
  5. Step 5: Solve for x
    x = 373,581,563.68/17,621.61
  6. Step 6: Final answer
    x = 21,200.19

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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.