Home / 15,548.74-23,319.78-5,019.70

Finding the Fourth Proportional to 15,548.74, 23,319.78 and 5,019.70

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Solution

The fourth proportional to 15,548.74, 23,319.78 and 5,019.70 is: 7,528.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,548.74 : 23,319.78 = 5,019.70 : x
  2. Step 2: Convert to fraction form
    15,548.74/23,319.78 = 5,019.70/x
  3. Step 3: Cross multiply
    15,548.74x = 23,319.78 × 5,019.70
  4. Step 4: Simplify right side
    15,548.74x = 117,058,299.67
  5. Step 5: Solve for x
    x = 117,058,299.67/15,548.74
  6. Step 6: Final answer
    x = 7,528.47

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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.