Home / 32,368.47-44,669.32-18,221.81

Finding the Fourth Proportional to 32,368.47, 44,669.32 and 18,221.81

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Solution

The fourth proportional to 32,368.47, 44,669.32 and 18,221.81 is: 25,146.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,368.47 : 44,669.32 = 18,221.81 : x
  2. Step 2: Convert to fraction form
    32,368.47/44,669.32 = 18,221.81/x
  3. Step 3: Cross multiply
    32,368.47x = 44,669.32 × 18,221.81
  4. Step 4: Simplify right side
    32,368.47x = 813,955,770.76
  5. Step 5: Solve for x
    x = 813,955,770.76/32,368.47
  6. Step 6: Final answer
    x = 25,146.56

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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.