Home / 15,938.64-23,888.16-5,538.24

Finding the Fourth Proportional to 15,938.64, 23,888.16 and 5,538.24

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Solution

The fourth proportional to 15,938.64, 23,888.16 and 5,538.24 is: 8,300.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,938.64 : 23,888.16 = 5,538.24 : x
  2. Step 2: Convert to fraction form
    15,938.64/23,888.16 = 5,538.24/x
  3. Step 3: Cross multiply
    15,938.64x = 23,888.16 × 5,538.24
  4. Step 4: Simplify right side
    15,938.64x = 132,298,363.24
  5. Step 5: Solve for x
    x = 132,298,363.24/15,938.64
  6. Step 6: Final answer
    x = 8,300.48

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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.