Home / 15,547.63-23,321.44-5,681.53

Finding the Fourth Proportional to 15,547.63, 23,321.44 and 5,681.53

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Solution

The fourth proportional to 15,547.63, 23,321.44 and 5,681.53 is: 8,522.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,547.63 : 23,321.44 = 5,681.53 : x
  2. Step 2: Convert to fraction form
    15,547.63/23,321.44 = 5,681.53/x
  3. Step 3: Cross multiply
    15,547.63x = 23,321.44 × 5,681.53
  4. Step 4: Simplify right side
    15,547.63x = 132,501,330.19
  5. Step 5: Solve for x
    x = 132,501,330.19/15,547.63
  6. Step 6: Final answer
    x = 8,522.28

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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.