Home / 34,254.02-51,352.95-13,189.70

Finding the Fourth Proportional to 34,254.02, 51,352.95 and 13,189.70

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Solution

The fourth proportional to 34,254.02, 51,352.95 and 13,189.70 is: 19,773.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,254.02 : 51,352.95 = 13,189.70 : x
  2. Step 2: Convert to fraction form
    34,254.02/51,352.95 = 13,189.70/x
  3. Step 3: Cross multiply
    34,254.02x = 51,352.95 × 13,189.70
  4. Step 4: Simplify right side
    34,254.02x = 677,330,004.62
  5. Step 5: Solve for x
    x = 677,330,004.62/34,254.02
  6. Step 6: Final answer
    x = 19,773.74

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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.