Home / 52,225.40-78,334.86-16,685.84

Finding the Fourth Proportional to 52,225.40, 78,334.86 and 16,685.84

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Solution

The fourth proportional to 52,225.40, 78,334.86 and 16,685.84 is: 25,027.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,225.40 : 78,334.86 = 16,685.84 : x
  2. Step 2: Convert to fraction form
    52,225.40/78,334.86 = 16,685.84/x
  3. Step 3: Cross multiply
    52,225.40x = 78,334.86 × 16,685.84
  4. Step 4: Simplify right side
    52,225.40x = 1,307,082,940.38
  5. Step 5: Solve for x
    x = 1,307,082,940.38/52,225.40
  6. Step 6: Final answer
    x = 25,027.72

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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.