Home / 32,897.04-45,396-18,749.76

Finding the Fourth Proportional to 32,897.04, 45,396 and 18,749.76

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Solution

The fourth proportional to 32,897.04, 45,396 and 18,749.76 is: 25,873.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,897.04 : 45,396 = 18,749.76 : x
  2. Step 2: Convert to fraction form
    32,897.04/45,396 = 18,749.76/x
  3. Step 3: Cross multiply
    32,897.04x = 45,396 × 18,749.76
  4. Step 4: Simplify right side
    32,897.04x = 851,164,104.96
  5. Step 5: Solve for x
    x = 851,164,104.96/32,897.04
  6. Step 6: Final answer
    x = 25,873.58

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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.