Home / 31,045.62-46,569.91-8,862.21

Finding the Fourth Proportional to 31,045.62, 46,569.91 and 8,862.21

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Solution

The fourth proportional to 31,045.62, 46,569.91 and 8,862.21 is: 13,293.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,045.62 : 46,569.91 = 8,862.21 : x
  2. Step 2: Convert to fraction form
    31,045.62/46,569.91 = 8,862.21/x
  3. Step 3: Cross multiply
    31,045.62x = 46,569.91 × 8,862.21
  4. Step 4: Simplify right side
    31,045.62x = 412,712,322.10
  5. Step 5: Solve for x
    x = 412,712,322.10/31,045.62
  6. Step 6: Final answer
    x = 13,293.74

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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.