Home / 29,485.89-44,179.56-12,820.95

Finding the Fourth Proportional to 29,485.89, 44,179.56 and 12,820.95

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Solution

The fourth proportional to 29,485.89, 44,179.56 and 12,820.95 is: 19,210.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,485.89 : 44,179.56 = 12,820.95 : x
  2. Step 2: Convert to fraction form
    29,485.89/44,179.56 = 12,820.95/x
  3. Step 3: Cross multiply
    29,485.89x = 44,179.56 × 12,820.95
  4. Step 4: Simplify right side
    29,485.89x = 566,423,929.78
  5. Step 5: Solve for x
    x = 566,423,929.78/29,485.89
  6. Step 6: Final answer
    x = 19,210.00

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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.