Home / 34,357.92-51,534.36-10,978.08

Finding the Fourth Proportional to 34,357.92, 51,534.36 and 10,978.08

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Solution

The fourth proportional to 34,357.92, 51,534.36 and 10,978.08 is: 16,466.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,357.92 : 51,534.36 = 10,978.08 : x
  2. Step 2: Convert to fraction form
    34,357.92/51,534.36 = 10,978.08/x
  3. Step 3: Cross multiply
    34,357.92x = 51,534.36 × 10,978.08
  4. Step 4: Simplify right side
    34,357.92x = 565,748,326.83
  5. Step 5: Solve for x
    x = 565,748,326.83/34,357.92
  6. Step 6: Final answer
    x = 16,466.31

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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.