Home / 25,964.95-38,947.40-6,243.50

Finding the Fourth Proportional to 25,964.95, 38,947.40 and 6,243.50

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Solution

The fourth proportional to 25,964.95, 38,947.40 and 6,243.50 is: 9,365.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,964.95 : 38,947.40 = 6,243.50 : x
  2. Step 2: Convert to fraction form
    25,964.95/38,947.40 = 6,243.50/x
  3. Step 3: Cross multiply
    25,964.95x = 38,947.40 × 6,243.50
  4. Step 4: Simplify right side
    25,964.95x = 243,168,091.90
  5. Step 5: Solve for x
    x = 243,168,091.90/25,964.95
  6. Step 6: Final answer
    x = 9,365.24

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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.