Home / 26,405.73-36,435.29-15,070.05

Finding the Fourth Proportional to 26,405.73, 36,435.29 and 15,070.05

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Solution

The fourth proportional to 26,405.73, 36,435.29 and 15,070.05 is: 20,794.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,405.73 : 36,435.29 = 15,070.05 : x
  2. Step 2: Convert to fraction form
    26,405.73/36,435.29 = 15,070.05/x
  3. Step 3: Cross multiply
    26,405.73x = 36,435.29 × 15,070.05
  4. Step 4: Simplify right side
    26,405.73x = 549,081,566.71
  5. Step 5: Solve for x
    x = 549,081,566.71/26,405.73
  6. Step 6: Final answer
    x = 20,794.03

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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.