Home / 15,646.20-23,448.51-5,776.35

Finding the Fourth Proportional to 15,646.20, 23,448.51 and 5,776.35

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Solution

The fourth proportional to 15,646.20, 23,448.51 and 5,776.35 is: 8,656.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,646.20 : 23,448.51 = 5,776.35 : x
  2. Step 2: Convert to fraction form
    15,646.20/23,448.51 = 5,776.35/x
  3. Step 3: Cross multiply
    15,646.20x = 23,448.51 × 5,776.35
  4. Step 4: Simplify right side
    15,646.20x = 135,446,800.74
  5. Step 5: Solve for x
    x = 135,446,800.74/15,646.20
  6. Step 6: Final answer
    x = 8,656.85

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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.