Home / 52,033.76-78,050.84-12,590.81

Finding the Fourth Proportional to 52,033.76, 78,050.84 and 12,590.81

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Solution

The fourth proportional to 52,033.76, 78,050.84 and 12,590.81 is: 18,886.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,033.76 : 78,050.84 = 12,590.81 : x
  2. Step 2: Convert to fraction form
    52,033.76/78,050.84 = 12,590.81/x
  3. Step 3: Cross multiply
    52,033.76x = 78,050.84 × 12,590.81
  4. Step 4: Simplify right side
    52,033.76x = 982,723,296.78
  5. Step 5: Solve for x
    x = 982,723,296.78/52,033.76
  6. Step 6: Final answer
    x = 18,886.26

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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.