Home / 15,410.84-23,110.79-5,547.47

Finding the Fourth Proportional to 15,410.84, 23,110.79 and 5,547.47

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Solution

The fourth proportional to 15,410.84, 23,110.79 and 5,547.47 is: 8,319.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,410.84 : 23,110.79 = 5,547.47 : x
  2. Step 2: Convert to fraction form
    15,410.84/23,110.79 = 5,547.47/x
  3. Step 3: Cross multiply
    15,410.84x = 23,110.79 × 5,547.47
  4. Step 4: Simplify right side
    15,410.84x = 128,206,270.91
  5. Step 5: Solve for x
    x = 128,206,270.91/15,410.84
  6. Step 6: Final answer
    x = 8,319.23

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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.