Home / 30,124.80-45,187.20-24,657.30

Finding the Fourth Proportional to 30,124.80, 45,187.20 and 24,657.30

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Solution

The fourth proportional to 30,124.80, 45,187.20 and 24,657.30 is: 36,985.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,124.80 : 45,187.20 = 24,657.30 : x
  2. Step 2: Convert to fraction form
    30,124.80/45,187.20 = 24,657.30/x
  3. Step 3: Cross multiply
    30,124.80x = 45,187.20 × 24,657.30
  4. Step 4: Simplify right side
    30,124.80x = 1,114,194,346.56
  5. Step 5: Solve for x
    x = 1,114,194,346.56/30,124.80
  6. Step 6: Final answer
    x = 36,985.95

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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.