Home / 15,237.40-22,856.10-4,850.20

Finding the Fourth Proportional to 15,237.40, 22,856.10 and 4,850.20

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Solution

The fourth proportional to 15,237.40, 22,856.10 and 4,850.20 is: 7,275.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,237.40 : 22,856.10 = 4,850.20 : x
  2. Step 2: Convert to fraction form
    15,237.40/22,856.10 = 4,850.20/x
  3. Step 3: Cross multiply
    15,237.40x = 22,856.10 × 4,850.20
  4. Step 4: Simplify right side
    15,237.40x = 110,856,656.22
  5. Step 5: Solve for x
    x = 110,856,656.22/15,237.40
  6. Step 6: Final answer
    x = 7,275.30

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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.