Home / 32,420.28-44,742.06-18,267.96

Finding the Fourth Proportional to 32,420.28, 44,742.06 and 18,267.96

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Solution

The fourth proportional to 32,420.28, 44,742.06 and 18,267.96 is: 25,210.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,420.28 : 44,742.06 = 18,267.96 : x
  2. Step 2: Convert to fraction form
    32,420.28/44,742.06 = 18,267.96/x
  3. Step 3: Cross multiply
    32,420.28x = 44,742.06 × 18,267.96
  4. Step 4: Simplify right side
    32,420.28x = 817,346,162.40
  5. Step 5: Solve for x
    x = 817,346,162.40/32,420.28
  6. Step 6: Final answer
    x = 25,210.95

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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.