Home / 26,798.04-36,990.90-18,294.08

Finding the Fourth Proportional to 26,798.04, 36,990.90 and 18,294.08

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Solution

The fourth proportional to 26,798.04, 36,990.90 and 18,294.08 is: 25,252.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,798.04 : 36,990.90 = 18,294.08 : x
  2. Step 2: Convert to fraction form
    26,798.04/36,990.90 = 18,294.08/x
  3. Step 3: Cross multiply
    26,798.04x = 36,990.90 × 18,294.08
  4. Step 4: Simplify right side
    26,798.04x = 676,714,483.87
  5. Step 5: Solve for x
    x = 676,714,483.87/26,798.04
  6. Step 6: Final answer
    x = 25,252.39

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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.