Home / 30,468.60-42,068.46-23,761.72

Finding the Fourth Proportional to 30,468.60, 42,068.46 and 23,761.72

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Solution

The fourth proportional to 30,468.60, 42,068.46 and 23,761.72 is: 32,808.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,468.60 : 42,068.46 = 23,761.72 : x
  2. Step 2: Convert to fraction form
    30,468.60/42,068.46 = 23,761.72/x
  3. Step 3: Cross multiply
    30,468.60x = 42,068.46 × 23,761.72
  4. Step 4: Simplify right side
    30,468.60x = 999,618,967.35
  5. Step 5: Solve for x
    x = 999,618,967.35/30,468.60
  6. Step 6: Final answer
    x = 32,808.17

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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.