Home / 19,026.68-28,540.02-10,316.75

Finding the Fourth Proportional to 19,026.68, 28,540.02 and 10,316.75

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Solution

The fourth proportional to 19,026.68, 28,540.02 and 10,316.75 is: 15,475.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,026.68 : 28,540.02 = 10,316.75 : x
  2. Step 2: Convert to fraction form
    19,026.68/28,540.02 = 10,316.75/x
  3. Step 3: Cross multiply
    19,026.68x = 28,540.02 × 10,316.75
  4. Step 4: Simplify right side
    19,026.68x = 294,440,251.34
  5. Step 5: Solve for x
    x = 294,440,251.34/19,026.68
  6. Step 6: Final answer
    x = 15,475.13

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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.