Home / 30,799.46-42,503.19-16,652.27

Finding the Fourth Proportional to 30,799.46, 42,503.19 and 16,652.27

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Solution

The fourth proportional to 30,799.46, 42,503.19 and 16,652.27 is: 22,980.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,799.46 : 42,503.19 = 16,652.27 : x
  2. Step 2: Convert to fraction form
    30,799.46/42,503.19 = 16,652.27/x
  3. Step 3: Cross multiply
    30,799.46x = 42,503.19 × 16,652.27
  4. Step 4: Simplify right side
    30,799.46x = 707,774,595.74
  5. Step 5: Solve for x
    x = 707,774,595.74/30,799.46
  6. Step 6: Final answer
    x = 22,980.10

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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.