Home / 52,460.91-78,667.34-16,915.77

Finding the Fourth Proportional to 52,460.91, 78,667.34 and 16,915.77

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Solution

The fourth proportional to 52,460.91, 78,667.34 and 16,915.77 is: 25,365.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,460.91 : 78,667.34 = 16,915.77 : x
  2. Step 2: Convert to fraction form
    52,460.91/78,667.34 = 16,915.77/x
  3. Step 3: Cross multiply
    52,460.91x = 78,667.34 × 16,915.77
  4. Step 4: Simplify right side
    52,460.91x = 1,330,718,545.37
  5. Step 5: Solve for x
    x = 1,330,718,545.37/52,460.91
  6. Step 6: Final answer
    x = 25,365.91

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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.