Home / 24,708.12-34,064.19-20,443.47

Finding the Fourth Proportional to 24,708.12, 34,064.19 and 20,443.47

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Solution

The fourth proportional to 24,708.12, 34,064.19 and 20,443.47 is: 28,184.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,708.12 : 34,064.19 = 20,443.47 : x
  2. Step 2: Convert to fraction form
    24,708.12/34,064.19 = 20,443.47/x
  3. Step 3: Cross multiply
    24,708.12x = 34,064.19 × 20,443.47
  4. Step 4: Simplify right side
    24,708.12x = 696,390,246.34
  5. Step 5: Solve for x
    x = 696,390,246.34/24,708.12
  6. Step 6: Final answer
    x = 28,184.67

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.