Home / 29,981.69-44,972.46-12,219.74

Finding the Fourth Proportional to 29,981.69, 44,972.46 and 12,219.74

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Solution

The fourth proportional to 29,981.69, 44,972.46 and 12,219.74 is: 18,329.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,981.69 : 44,972.46 = 12,219.74 : x
  2. Step 2: Convert to fraction form
    29,981.69/44,972.46 = 12,219.74/x
  3. Step 3: Cross multiply
    29,981.69x = 44,972.46 × 12,219.74
  4. Step 4: Simplify right side
    29,981.69x = 549,551,543.50
  5. Step 5: Solve for x
    x = 549,551,543.50/29,981.69
  6. Step 6: Final answer
    x = 18,329.57

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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.