Home / 32,255.52-48,368.16-19,109.76

Finding the Fourth Proportional to 32,255.52, 48,368.16 and 19,109.76

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Solution

The fourth proportional to 32,255.52, 48,368.16 and 19,109.76 is: 28,655.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,255.52 : 48,368.16 = 19,109.76 : x
  2. Step 2: Convert to fraction form
    32,255.52/48,368.16 = 19,109.76/x
  3. Step 3: Cross multiply
    32,255.52x = 48,368.16 × 19,109.76
  4. Step 4: Simplify right side
    32,255.52x = 924,303,929.24
  5. Step 5: Solve for x
    x = 924,303,929.24/32,255.52
  6. Step 6: Final answer
    x = 28,655.68

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.