Home / 12,901.72-19,349.31-5,001.52

Finding the Fourth Proportional to 12,901.72, 19,349.31 and 5,001.52

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Solution

The fourth proportional to 12,901.72, 19,349.31 and 5,001.52 is: 7,501.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,901.72 : 19,349.31 = 5,001.52 : x
  2. Step 2: Convert to fraction form
    12,901.72/19,349.31 = 5,001.52/x
  3. Step 3: Cross multiply
    12,901.72x = 19,349.31 × 5,001.52
  4. Step 4: Simplify right side
    12,901.72x = 96,775,960.95
  5. Step 5: Solve for x
    x = 96,775,960.95/12,901.72
  6. Step 6: Final answer
    x = 7,501.01

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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.