Home / 32,419.42-44,742.35-18,810.45

Finding the Fourth Proportional to 32,419.42, 44,742.35 and 18,810.45

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Solution

The fourth proportional to 32,419.42, 44,742.35 and 18,810.45 is: 25,960.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,419.42 : 44,742.35 = 18,810.45 : x
  2. Step 2: Convert to fraction form
    32,419.42/44,742.35 = 18,810.45/x
  3. Step 3: Cross multiply
    32,419.42x = 44,742.35 × 18,810.45
  4. Step 4: Simplify right side
    32,419.42x = 841,623,737.56
  5. Step 5: Solve for x
    x = 841,623,737.56/32,419.42
  6. Step 6: Final answer
    x = 25,960.48

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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.