Home / 35,531.47-53,287.90-10,564.80

Finding the Fourth Proportional to 35,531.47, 53,287.90 and 10,564.80

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Solution

The fourth proportional to 35,531.47, 53,287.90 and 10,564.80 is: 15,844.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,531.47 : 53,287.90 = 10,564.80 : x
  2. Step 2: Convert to fraction form
    35,531.47/53,287.90 = 10,564.80/x
  3. Step 3: Cross multiply
    35,531.47x = 53,287.90 × 10,564.80
  4. Step 4: Simplify right side
    35,531.47x = 562,976,005.92
  5. Step 5: Solve for x
    x = 562,976,005.92/35,531.47
  6. Step 6: Final answer
    x = 15,844.43

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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.