Home / 10,292.56-15,348.47-10,199.02

Finding the Fourth Proportional to 10,292.56, 15,348.47 and 10,199.02

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Solution

The fourth proportional to 10,292.56, 15,348.47 and 10,199.02 is: 15,208.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,292.56 : 15,348.47 = 10,199.02 : x
  2. Step 2: Convert to fraction form
    10,292.56/15,348.47 = 10,199.02/x
  3. Step 3: Cross multiply
    10,292.56x = 15,348.47 × 10,199.02
  4. Step 4: Simplify right side
    10,292.56x = 156,539,352.50
  5. Step 5: Solve for x
    x = 156,539,352.50/10,292.56
  6. Step 6: Final answer
    x = 15,208.98

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.