Home / 15,564.52-21,476.10-9,277.48

Finding the Fourth Proportional to 15,564.52, 21,476.10 and 9,277.48

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Solution

The fourth proportional to 15,564.52, 21,476.10 and 9,277.48 is: 12,801.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,564.52 : 21,476.10 = 9,277.48 : x
  2. Step 2: Convert to fraction form
    15,564.52/21,476.10 = 9,277.48/x
  3. Step 3: Cross multiply
    15,564.52x = 21,476.10 × 9,277.48
  4. Step 4: Simplify right side
    15,564.52x = 199,244,088.23
  5. Step 5: Solve for x
    x = 199,244,088.23/15,564.52
  6. Step 6: Final answer
    x = 12,801.17

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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.