Home / 26,133.04-39,205.32-8,602.12

Finding the Fourth Proportional to 26,133.04, 39,205.32 and 8,602.12

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Solution

The fourth proportional to 26,133.04, 39,205.32 and 8,602.12 is: 12,905.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,133.04 : 39,205.32 = 8,602.12 : x
  2. Step 2: Convert to fraction form
    26,133.04/39,205.32 = 8,602.12/x
  3. Step 3: Cross multiply
    26,133.04x = 39,205.32 × 8,602.12
  4. Step 4: Simplify right side
    26,133.04x = 337,248,867.28
  5. Step 5: Solve for x
    x = 337,248,867.28/26,133.04
  6. Step 6: Final answer
    x = 12,905.08

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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.