Home / 25,434.36-38,140.98-9,843

Finding the Fourth Proportional to 25,434.36, 38,140.98 and 9,843

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Solution

The fourth proportional to 25,434.36, 38,140.98 and 9,843 is: 14,760.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,434.36 : 38,140.98 = 9,843 : x
  2. Step 2: Convert to fraction form
    25,434.36/38,140.98 = 9,843/x
  3. Step 3: Cross multiply
    25,434.36x = 38,140.98 × 9,843
  4. Step 4: Simplify right side
    25,434.36x = 375,421,666.14
  5. Step 5: Solve for x
    x = 375,421,666.14/25,434.36
  6. Step 6: Final answer
    x = 14,760.41

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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.