Home / 35,515.78-53,255.13-10,552.39

Finding the Fourth Proportional to 35,515.78, 53,255.13 and 10,552.39

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Solution

The fourth proportional to 35,515.78, 53,255.13 and 10,552.39 is: 15,823.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,515.78 : 53,255.13 = 10,552.39 : x
  2. Step 2: Convert to fraction form
    35,515.78/53,255.13 = 10,552.39/x
  3. Step 3: Cross multiply
    35,515.78x = 53,255.13 × 10,552.39
  4. Step 4: Simplify right side
    35,515.78x = 561,968,901.26
  5. Step 5: Solve for x
    x = 561,968,901.26/35,515.78
  6. Step 6: Final answer
    x = 15,823.08

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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.