Home / 25,851.16-38,700.19-15,958.63

Finding the Fourth Proportional to 25,851.16, 38,700.19 and 15,958.63

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Solution

The fourth proportional to 25,851.16, 38,700.19 and 15,958.63 is: 23,890.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,851.16 : 38,700.19 = 15,958.63 : x
  2. Step 2: Convert to fraction form
    25,851.16/38,700.19 = 15,958.63/x
  3. Step 3: Cross multiply
    25,851.16x = 38,700.19 × 15,958.63
  4. Step 4: Simplify right side
    25,851.16x = 617,602,013.14
  5. Step 5: Solve for x
    x = 617,602,013.14/25,851.16
  6. Step 6: Final answer
    x = 23,890.69

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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.