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Finding the Fourth Proportional to 35,858.52, 49,482.65 and 20,750.10

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Solution

The fourth proportional to 35,858.52, 49,482.65 and 20,750.10 is: 28,633.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,858.52 : 49,482.65 = 20,750.10 : x
  2. Step 2: Convert to fraction form
    35,858.52/49,482.65 = 20,750.10/x
  3. Step 3: Cross multiply
    35,858.52x = 49,482.65 × 20,750.10
  4. Step 4: Simplify right side
    35,858.52x = 1,026,769,832.01
  5. Step 5: Solve for x
    x = 1,026,769,832.01/35,858.52
  6. Step 6: Final answer
    x = 28,633.92

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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.