Home / 28,032.08-38,671.08-16,695.14

Finding the Fourth Proportional to 28,032.08, 38,671.08 and 16,695.14

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Solution

The fourth proportional to 28,032.08, 38,671.08 and 16,695.14 is: 23,031.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,032.08 : 38,671.08 = 16,695.14 : x
  2. Step 2: Convert to fraction form
    28,032.08/38,671.08 = 16,695.14/x
  3. Step 3: Cross multiply
    28,032.08x = 38,671.08 × 16,695.14
  4. Step 4: Simplify right side
    28,032.08x = 645,619,094.55
  5. Step 5: Solve for x
    x = 645,619,094.55/28,032.08
  6. Step 6: Final answer
    x = 23,031.44

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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.