Home / 15,523.28-23,288.54-4,430.12

Finding the Fourth Proportional to 15,523.28, 23,288.54 and 4,430.12

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Solution

The fourth proportional to 15,523.28, 23,288.54 and 4,430.12 is: 6,646.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,523.28 : 23,288.54 = 4,430.12 : x
  2. Step 2: Convert to fraction form
    15,523.28/23,288.54 = 4,430.12/x
  3. Step 3: Cross multiply
    15,523.28x = 23,288.54 × 4,430.12
  4. Step 4: Simplify right side
    15,523.28x = 103,170,888.23
  5. Step 5: Solve for x
    x = 103,170,888.23/15,523.28
  6. Step 6: Final answer
    x = 6,646.21

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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.