Home / 15,547.32-23,320.37-4,453.56

Finding the Fourth Proportional to 15,547.32, 23,320.37 and 4,453.56

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Solution

The fourth proportional to 15,547.32, 23,320.37 and 4,453.56 is: 6,680.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,547.32 : 23,320.37 = 4,453.56 : x
  2. Step 2: Convert to fraction form
    15,547.32/23,320.37 = 4,453.56/x
  3. Step 3: Cross multiply
    15,547.32x = 23,320.37 × 4,453.56
  4. Step 4: Simplify right side
    15,547.32x = 103,858,644.75
  5. Step 5: Solve for x
    x = 103,858,644.75/15,547.32
  6. Step 6: Final answer
    x = 6,680.16

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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.