Home / 21,947.10-32,903.37-10,248.54

Finding the Fourth Proportional to 21,947.10, 32,903.37 and 10,248.54

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Solution

The fourth proportional to 21,947.10, 32,903.37 and 10,248.54 is: 15,364.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,947.10 : 32,903.37 = 10,248.54 : x
  2. Step 2: Convert to fraction form
    21,947.10/32,903.37 = 10,248.54/x
  3. Step 3: Cross multiply
    21,947.10x = 32,903.37 × 10,248.54
  4. Step 4: Simplify right side
    21,947.10x = 337,211,503.58
  5. Step 5: Solve for x
    x = 337,211,503.58/21,947.10
  6. Step 6: Final answer
    x = 15,364.74

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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.