Home / 35,937.90-49,590.50-20,835.30

Finding the Fourth Proportional to 35,937.90, 49,590.50 and 20,835.30

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Solution

The fourth proportional to 35,937.90, 49,590.50 and 20,835.30 is: 28,750.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,937.90 : 49,590.50 = 20,835.30 : x
  2. Step 2: Convert to fraction form
    35,937.90/49,590.50 = 20,835.30/x
  3. Step 3: Cross multiply
    35,937.90x = 49,590.50 × 20,835.30
  4. Step 4: Simplify right side
    35,937.90x = 1,033,232,944.65
  5. Step 5: Solve for x
    x = 1,033,232,944.65/35,937.90
  6. Step 6: Final answer
    x = 28,750.51

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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.