Home / 35,448.90-53,180.55-12,077.70

Finding the Fourth Proportional to 35,448.90, 53,180.55 and 12,077.70

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Solution

The fourth proportional to 35,448.90, 53,180.55 and 12,077.70 is: 18,119.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,448.90 : 53,180.55 = 12,077.70 : x
  2. Step 2: Convert to fraction form
    35,448.90/53,180.55 = 12,077.70/x
  3. Step 3: Cross multiply
    35,448.90x = 53,180.55 × 12,077.70
  4. Step 4: Simplify right side
    35,448.90x = 642,298,728.74
  5. Step 5: Solve for x
    x = 642,298,728.74/35,448.90
  6. Step 6: Final answer
    x = 18,119.00

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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.