Home / 15,475.35-23,222.24-5,615.40

Finding the Fourth Proportional to 15,475.35, 23,222.24 and 5,615.40

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Solution

The fourth proportional to 15,475.35, 23,222.24 and 5,615.40 is: 8,426.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,475.35 : 23,222.24 = 5,615.40 : x
  2. Step 2: Convert to fraction form
    15,475.35/23,222.24 = 5,615.40/x
  3. Step 3: Cross multiply
    15,475.35x = 23,222.24 × 5,615.40
  4. Step 4: Simplify right side
    15,475.35x = 130,402,082.21
  5. Step 5: Solve for x
    x = 130,402,082.21/15,475.35
  6. Step 6: Final answer
    x = 8,426.44

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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.