Home / 47,998.08-66,238.20-26,779.32

Finding the Fourth Proportional to 47,998.08, 66,238.20 and 26,779.32

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Solution

The fourth proportional to 47,998.08, 66,238.20 and 26,779.32 is: 36,955.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,998.08 : 66,238.20 = 26,779.32 : x
  2. Step 2: Convert to fraction form
    47,998.08/66,238.20 = 26,779.32/x
  3. Step 3: Cross multiply
    47,998.08x = 66,238.20 × 26,779.32
  4. Step 4: Simplify right side
    47,998.08x = 1,773,813,954.02
  5. Step 5: Solve for x
    x = 1,773,813,954.02/47,998.08
  6. Step 6: Final answer
    x = 36,955.94

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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.