Home / 15,947.70-23,921.55-4,101.45

Finding the Fourth Proportional to 15,947.70, 23,921.55 and 4,101.45

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Solution

The fourth proportional to 15,947.70, 23,921.55 and 4,101.45 is: 6,152.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,947.70 : 23,921.55 = 4,101.45 : x
  2. Step 2: Convert to fraction form
    15,947.70/23,921.55 = 4,101.45/x
  3. Step 3: Cross multiply
    15,947.70x = 23,921.55 × 4,101.45
  4. Step 4: Simplify right side
    15,947.70x = 98,113,041.25
  5. Step 5: Solve for x
    x = 98,113,041.25/15,947.70
  6. Step 6: Final answer
    x = 6,152.18

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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.