Home / 39,345.08-59,017.55-12,329.49

Finding the Fourth Proportional to 39,345.08, 59,017.55 and 12,329.49

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Solution

The fourth proportional to 39,345.08, 59,017.55 and 12,329.49 is: 18,494.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,345.08 : 59,017.55 = 12,329.49 : x
  2. Step 2: Convert to fraction form
    39,345.08/59,017.55 = 12,329.49/x
  3. Step 3: Cross multiply
    39,345.08x = 59,017.55 × 12,329.49
  4. Step 4: Simplify right side
    39,345.08x = 727,656,292.55
  5. Step 5: Solve for x
    x = 727,656,292.55/39,345.08
  6. Step 6: Final answer
    x = 18,494.21

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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.