Home / 32,346.72-44,638.28-18,199.68

Finding the Fourth Proportional to 32,346.72, 44,638.28 and 18,199.68

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Solution

The fourth proportional to 32,346.72, 44,638.28 and 18,199.68 is: 25,115.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,346.72 : 44,638.28 = 18,199.68 : x
  2. Step 2: Convert to fraction form
    32,346.72/44,638.28 = 18,199.68/x
  3. Step 3: Cross multiply
    32,346.72x = 44,638.28 × 18,199.68
  4. Step 4: Simplify right side
    32,346.72x = 812,402,411.75
  5. Step 5: Solve for x
    x = 812,402,411.75/32,346.72
  6. Step 6: Final answer
    x = 25,115.45

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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.