Home / 15,784.59-23,646.51-9,863.80

Finding the Fourth Proportional to 15,784.59, 23,646.51 and 9,863.80

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Solution

The fourth proportional to 15,784.59, 23,646.51 and 9,863.80 is: 14,776.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,784.59 : 23,646.51 = 9,863.80 : x
  2. Step 2: Convert to fraction form
    15,784.59/23,646.51 = 9,863.80/x
  3. Step 3: Cross multiply
    15,784.59x = 23,646.51 × 9,863.80
  4. Step 4: Simplify right side
    15,784.59x = 233,244,474.90
  5. Step 5: Solve for x
    x = 233,244,474.90/15,784.59
  6. Step 6: Final answer
    x = 14,776.72

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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.