Home / 82,365.28-123,547.02-20,035.84

Finding the Fourth Proportional to 82,365.28, 123,547.02 and 20,035.84

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Solution

The fourth proportional to 82,365.28, 123,547.02 and 20,035.84 is: 30,053.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,365.28 : 123,547.02 = 20,035.84 : x
  2. Step 2: Convert to fraction form
    82,365.28/123,547.02 = 20,035.84/x
  3. Step 3: Cross multiply
    82,365.28x = 123,547.02 × 20,035.84
  4. Step 4: Simplify right side
    82,365.28x = 2,475,368,325.20
  5. Step 5: Solve for x
    x = 2,475,368,325.20/82,365.28
  6. Step 6: Final answer
    x = 30,053.54

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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.