Home / 70,017.28-96,622.68-38,184.28

Finding the Fourth Proportional to 70,017.28, 96,622.68 and 38,184.28

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Solution

The fourth proportional to 70,017.28, 96,622.68 and 38,184.28 is: 52,693.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,017.28 : 96,622.68 = 38,184.28 : x
  2. Step 2: Convert to fraction form
    70,017.28/96,622.68 = 38,184.28/x
  3. Step 3: Cross multiply
    70,017.28x = 96,622.68 × 38,184.28
  4. Step 4: Simplify right side
    70,017.28x = 3,689,467,467.47
  5. Step 5: Solve for x
    x = 3,689,467,467.47/70,017.28
  6. Step 6: Final answer
    x = 52,693.67

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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.