Home / 51,931.53-77,866.13-23,816.36

Finding the Fourth Proportional to 51,931.53, 77,866.13 and 23,816.36

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Solution

The fourth proportional to 51,931.53, 77,866.13 and 23,816.36 is: 35,710.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,931.53 : 77,866.13 = 23,816.36 : x
  2. Step 2: Convert to fraction form
    51,931.53/77,866.13 = 23,816.36/x
  3. Step 3: Cross multiply
    51,931.53x = 77,866.13 × 23,816.36
  4. Step 4: Simplify right side
    51,931.53x = 1,854,487,275.47
  5. Step 5: Solve for x
    x = 1,854,487,275.47/51,931.53
  6. Step 6: Final answer
    x = 35,710.24

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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.