Home / 15,851.40-23,763.72-9,995.10

Finding the Fourth Proportional to 15,851.40, 23,763.72 and 9,995.10

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Solution

The fourth proportional to 15,851.40, 23,763.72 and 9,995.10 is: 14,984.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,851.40 : 23,763.72 = 9,995.10 : x
  2. Step 2: Convert to fraction form
    15,851.40/23,763.72 = 9,995.10/x
  3. Step 3: Cross multiply
    15,851.40x = 23,763.72 × 9,995.10
  4. Step 4: Simplify right side
    15,851.40x = 237,520,757.77
  5. Step 5: Solve for x
    x = 237,520,757.77/15,851.40
  6. Step 6: Final answer
    x = 14,984.21

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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.