Home / 51,901.34-77,862.95-16,838.28

Finding the Fourth Proportional to 51,901.34, 77,862.95 and 16,838.28

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Solution

The fourth proportional to 51,901.34, 77,862.95 and 16,838.28 is: 25,260.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,901.34 : 77,862.95 = 16,838.28 : x
  2. Step 2: Convert to fraction form
    51,901.34/77,862.95 = 16,838.28/x
  3. Step 3: Cross multiply
    51,901.34x = 77,862.95 × 16,838.28
  4. Step 4: Simplify right side
    51,901.34x = 1,311,078,069.53
  5. Step 5: Solve for x
    x = 1,311,078,069.53/51,901.34
  6. Step 6: Final answer
    x = 25,260.97

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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.