Home / 30,032.48-41,443.60-16,602.88

Finding the Fourth Proportional to 30,032.48, 41,443.60 and 16,602.88

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Solution

The fourth proportional to 30,032.48, 41,443.60 and 16,602.88 is: 22,911.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,032.48 : 41,443.60 = 16,602.88 : x
  2. Step 2: Convert to fraction form
    30,032.48/41,443.60 = 16,602.88/x
  3. Step 3: Cross multiply
    30,032.48x = 41,443.60 × 16,602.88
  4. Step 4: Simplify right side
    30,032.48x = 688,083,117.57
  5. Step 5: Solve for x
    x = 688,083,117.57/30,032.48
  6. Step 6: Final answer
    x = 22,911.30

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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.