Home / 39,947.38-59,921.07-10,362.74

Finding the Fourth Proportional to 39,947.38, 59,921.07 and 10,362.74

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Solution

The fourth proportional to 39,947.38, 59,921.07 and 10,362.74 is: 15,544.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,947.38 : 59,921.07 = 10,362.74 : x
  2. Step 2: Convert to fraction form
    39,947.38/59,921.07 = 10,362.74/x
  3. Step 3: Cross multiply
    39,947.38x = 59,921.07 × 10,362.74
  4. Step 4: Simplify right side
    39,947.38x = 620,946,130.47
  5. Step 5: Solve for x
    x = 620,946,130.47/39,947.38
  6. Step 6: Final answer
    x = 15,544.10

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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.