Home / 26,465.40-39,702.96-8,935.92

Finding the Fourth Proportional to 26,465.40, 39,702.96 and 8,935.92

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Solution

The fourth proportional to 26,465.40, 39,702.96 and 8,935.92 is: 13,405.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,465.40 : 39,702.96 = 8,935.92 : x
  2. Step 2: Convert to fraction form
    26,465.40/39,702.96 = 8,935.92/x
  3. Step 3: Cross multiply
    26,465.40x = 39,702.96 × 8,935.92
  4. Step 4: Simplify right side
    26,465.40x = 354,782,474.32
  5. Step 5: Solve for x
    x = 354,782,474.32/26,465.40
  6. Step 6: Final answer
    x = 13,405.52

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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.