Home / 32,913.50-45,420.66-18,009.50

Finding the Fourth Proportional to 32,913.50, 45,420.66 and 18,009.50

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Solution

The fourth proportional to 32,913.50, 45,420.66 and 18,009.50 is: 24,853.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,913.50 : 45,420.66 = 18,009.50 : x
  2. Step 2: Convert to fraction form
    32,913.50/45,420.66 = 18,009.50/x
  3. Step 3: Cross multiply
    32,913.50x = 45,420.66 × 18,009.50
  4. Step 4: Simplify right side
    32,913.50x = 818,003,376.27
  5. Step 5: Solve for x
    x = 818,003,376.27/32,913.50
  6. Step 6: Final answer
    x = 24,853.13

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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.