Home / 53,126.91-79,671.78-15,677.01

Finding the Fourth Proportional to 53,126.91, 79,671.78 and 15,677.01

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Solution

The fourth proportional to 53,126.91, 79,671.78 and 15,677.01 is: 23,510.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,126.91 : 79,671.78 = 15,677.01 : x
  2. Step 2: Convert to fraction form
    53,126.91/79,671.78 = 15,677.01/x
  3. Step 3: Cross multiply
    53,126.91x = 79,671.78 × 15,677.01
  4. Step 4: Simplify right side
    53,126.91x = 1,249,015,291.78
  5. Step 5: Solve for x
    x = 1,249,015,291.78/53,126.91
  6. Step 6: Final answer
    x = 23,510.03

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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.