Home / 69,869.67-96,417.12-38,038.68

Finding the Fourth Proportional to 69,869.67, 96,417.12 and 38,038.68

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Solution

The fourth proportional to 69,869.67, 96,417.12 and 38,038.68 is: 52,491.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,869.67 : 96,417.12 = 38,038.68 : x
  2. Step 2: Convert to fraction form
    69,869.67/96,417.12 = 38,038.68/x
  3. Step 3: Cross multiply
    69,869.67x = 96,417.12 × 38,038.68
  4. Step 4: Simplify right side
    69,869.67x = 3,667,579,974.20
  5. Step 5: Solve for x
    x = 3,667,579,974.20/69,869.67
  6. Step 6: Final answer
    x = 52,491.73

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.