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Finding the Fourth Proportional to 45,009.68, 67,455.80 and 24,208.72

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Solution

The fourth proportional to 45,009.68, 67,455.80 and 24,208.72 is: 36,281.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,009.68 : 67,455.80 = 24,208.72 : x
  2. Step 2: Convert to fraction form
    45,009.68/67,455.80 = 24,208.72/x
  3. Step 3: Cross multiply
    45,009.68x = 67,455.80 × 24,208.72
  4. Step 4: Simplify right side
    45,009.68x = 1,633,018,574.58
  5. Step 5: Solve for x
    x = 1,633,018,574.58/45,009.68
  6. Step 6: Final answer
    x = 36,281.50

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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.