Home / 35,679.74-53,515.35-9,386.53

Finding the Fourth Proportional to 35,679.74, 53,515.35 and 9,386.53

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Solution

The fourth proportional to 35,679.74, 53,515.35 and 9,386.53 is: 14,078.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,679.74 : 53,515.35 = 9,386.53 : x
  2. Step 2: Convert to fraction form
    35,679.74/53,515.35 = 9,386.53/x
  3. Step 3: Cross multiply
    35,679.74x = 53,515.35 × 9,386.53
  4. Step 4: Simplify right side
    35,679.74x = 502,323,304.45
  5. Step 5: Solve for x
    x = 502,323,304.45/35,679.74
  6. Step 6: Final answer
    x = 14,078.67

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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.