Home / 13,950.20-19,254.02-7,901.52

Finding the Fourth Proportional to 13,950.20, 19,254.02 and 7,901.52

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Solution

The fourth proportional to 13,950.20, 19,254.02 and 7,901.52 is: 10,905.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,950.20 : 19,254.02 = 7,901.52 : x
  2. Step 2: Convert to fraction form
    13,950.20/19,254.02 = 7,901.52/x
  3. Step 3: Cross multiply
    13,950.20x = 19,254.02 × 7,901.52
  4. Step 4: Simplify right side
    13,950.20x = 152,135,984.60
  5. Step 5: Solve for x
    x = 152,135,984.60/13,950.20
  6. Step 6: Final answer
    x = 10,905.65

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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.