Home / 23,219.95-32,053.35-15,676.50

Finding the Fourth Proportional to 23,219.95, 32,053.35 and 15,676.50

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Solution

The fourth proportional to 23,219.95, 32,053.35 and 15,676.50 is: 21,640.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,219.95 : 32,053.35 = 15,676.50 : x
  2. Step 2: Convert to fraction form
    23,219.95/32,053.35 = 15,676.50/x
  3. Step 3: Cross multiply
    23,219.95x = 32,053.35 × 15,676.50
  4. Step 4: Simplify right side
    23,219.95x = 502,484,362.62
  5. Step 5: Solve for x
    x = 502,484,362.62/23,219.95
  6. Step 6: Final answer
    x = 21,640.20

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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.