Home / 35,130.89-52,699.07-10,171.31

Finding the Fourth Proportional to 35,130.89, 52,699.07 and 10,171.31

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Solution

The fourth proportional to 35,130.89, 52,699.07 and 10,171.31 is: 15,257.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,130.89 : 52,699.07 = 10,171.31 : x
  2. Step 2: Convert to fraction form
    35,130.89/52,699.07 = 10,171.31/x
  3. Step 3: Cross multiply
    35,130.89x = 52,699.07 × 10,171.31
  4. Step 4: Simplify right side
    35,130.89x = 536,018,339.61
  5. Step 5: Solve for x
    x = 536,018,339.61/35,130.89
  6. Step 6: Final answer
    x = 15,257.75

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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.