Home / 15,553.04-21,463.60-9,588.64

Finding the Fourth Proportional to 15,553.04, 21,463.60 and 9,588.64

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Solution

The fourth proportional to 15,553.04, 21,463.60 and 9,588.64 is: 13,232.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,553.04 : 21,463.60 = 9,588.64 : x
  2. Step 2: Convert to fraction form
    15,553.04/21,463.60 = 9,588.64/x
  3. Step 3: Cross multiply
    15,553.04x = 21,463.60 × 9,588.64
  4. Step 4: Simplify right side
    15,553.04x = 205,806,733.50
  5. Step 5: Solve for x
    x = 205,806,733.50/15,553.04
  6. Step 6: Final answer
    x = 13,232.57

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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.