Home / 52,603.41-72,590.81-28,729.65

Finding the Fourth Proportional to 52,603.41, 72,590.81 and 28,729.65

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Solution

The fourth proportional to 52,603.41, 72,590.81 and 28,729.65 is: 39,645.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,603.41 : 72,590.81 = 28,729.65 : x
  2. Step 2: Convert to fraction form
    52,603.41/72,590.81 = 28,729.65/x
  3. Step 3: Cross multiply
    52,603.41x = 72,590.81 × 28,729.65
  4. Step 4: Simplify right side
    52,603.41x = 2,085,508,420.87
  5. Step 5: Solve for x
    x = 2,085,508,420.87/52,603.41
  6. Step 6: Final answer
    x = 39,645.88

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.