Home / 52,981.58-79,422.95-17,896.70

Finding the Fourth Proportional to 52,981.58, 79,422.95 and 17,896.70

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Solution

The fourth proportional to 52,981.58, 79,422.95 and 17,896.70 is: 26,828.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,981.58 : 79,422.95 = 17,896.70 : x
  2. Step 2: Convert to fraction form
    52,981.58/79,422.95 = 17,896.70/x
  3. Step 3: Cross multiply
    52,981.58x = 79,422.95 × 17,896.70
  4. Step 4: Simplify right side
    52,981.58x = 1,421,408,222.67
  5. Step 5: Solve for x
    x = 1,421,408,222.67/52,981.58
  6. Step 6: Final answer
    x = 26,828.35

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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.