Home / 32,421.93-44,739.59-18,278.25

Finding the Fourth Proportional to 32,421.93, 44,739.59 and 18,278.25

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Solution

The fourth proportional to 32,421.93, 44,739.59 and 18,278.25 is: 25,222.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,421.93 : 44,739.59 = 18,278.25 : x
  2. Step 2: Convert to fraction form
    32,421.93/44,739.59 = 18,278.25/x
  3. Step 3: Cross multiply
    32,421.93x = 44,739.59 × 18,278.25
  4. Step 4: Simplify right side
    32,421.93x = 817,761,319.53
  5. Step 5: Solve for x
    x = 817,761,319.53/32,421.93
  6. Step 6: Final answer
    x = 25,222.48

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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.