Home / 39,769.68-59,653.14-10,187.76

Finding the Fourth Proportional to 39,769.68, 59,653.14 and 10,187.76

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Solution

The fourth proportional to 39,769.68, 59,653.14 and 10,187.76 is: 15,281.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,769.68 : 59,653.14 = 10,187.76 : x
  2. Step 2: Convert to fraction form
    39,769.68/59,653.14 = 10,187.76/x
  3. Step 3: Cross multiply
    39,769.68x = 59,653.14 × 10,187.76
  4. Step 4: Simplify right side
    39,769.68x = 607,731,873.57
  5. Step 5: Solve for x
    x = 607,731,873.57/39,769.68
  6. Step 6: Final answer
    x = 15,281.29

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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.