Home / 15,903.07-23,866.89-8,513.71

Finding the Fourth Proportional to 15,903.07, 23,866.89 and 8,513.71

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Solution

The fourth proportional to 15,903.07, 23,866.89 and 8,513.71 is: 12,777.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,903.07 : 23,866.89 = 8,513.71 : x
  2. Step 2: Convert to fraction form
    15,903.07/23,866.89 = 8,513.71/x
  3. Step 3: Cross multiply
    15,903.07x = 23,866.89 × 8,513.71
  4. Step 4: Simplify right side
    15,903.07x = 203,195,780.06
  5. Step 5: Solve for x
    x = 203,195,780.06/15,903.07
  6. Step 6: Final answer
    x = 12,777.14

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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.