Home / 15,800.18-23,708.56-6,447.10

Finding the Fourth Proportional to 15,800.18, 23,708.56 and 6,447.10

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Solution

The fourth proportional to 15,800.18, 23,708.56 and 6,447.10 is: 9,674.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,800.18 : 23,708.56 = 6,447.10 : x
  2. Step 2: Convert to fraction form
    15,800.18/23,708.56 = 6,447.10/x
  3. Step 3: Cross multiply
    15,800.18x = 23,708.56 × 6,447.10
  4. Step 4: Simplify right side
    15,800.18x = 152,851,457.18
  5. Step 5: Solve for x
    x = 152,851,457.18/15,800.18
  6. Step 6: Final answer
    x = 9,674.03

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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.