Home / 15,386.93-23,080.39-3,700.15

Finding the Fourth Proportional to 15,386.93, 23,080.39 and 3,700.15

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Solution

The fourth proportional to 15,386.93, 23,080.39 and 3,700.15 is: 5,550.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,386.93 : 23,080.39 = 3,700.15 : x
  2. Step 2: Convert to fraction form
    15,386.93/23,080.39 = 3,700.15/x
  3. Step 3: Cross multiply
    15,386.93x = 23,080.39 × 3,700.15
  4. Step 4: Simplify right side
    15,386.93x = 85,400,905.06
  5. Step 5: Solve for x
    x = 85,400,905.06/15,386.93
  6. Step 6: Final answer
    x = 5,550.22

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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.