Home / 35,386.25-53,079.14-9,091.01

Finding the Fourth Proportional to 35,386.25, 53,079.14 and 9,091.01

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Solution

The fourth proportional to 35,386.25, 53,079.14 and 9,091.01 is: 13,636.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,386.25 : 53,079.14 = 9,091.01 : x
  2. Step 2: Convert to fraction form
    35,386.25/53,079.14 = 9,091.01/x
  3. Step 3: Cross multiply
    35,386.25x = 53,079.14 × 9,091.01
  4. Step 4: Simplify right side
    35,386.25x = 482,542,947.08
  5. Step 5: Solve for x
    x = 482,542,947.08/35,386.25
  6. Step 6: Final answer
    x = 13,636.45

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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.