Home / 46,545.78-69,808.14-13,265.12

Finding the Fourth Proportional to 46,545.78, 69,808.14 and 13,265.12

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Solution

The fourth proportional to 46,545.78, 69,808.14 and 13,265.12 is: 19,894.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,545.78 : 69,808.14 = 13,265.12 : x
  2. Step 2: Convert to fraction form
    46,545.78/69,808.14 = 13,265.12/x
  3. Step 3: Cross multiply
    46,545.78x = 69,808.14 × 13,265.12
  4. Step 4: Simplify right side
    46,545.78x = 926,013,354.08
  5. Step 5: Solve for x
    x = 926,013,354.08/46,545.78
  6. Step 6: Final answer
    x = 19,894.68

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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.