Home / 39,653.48-59,465.93-11,567.90

Finding the Fourth Proportional to 39,653.48, 59,465.93 and 11,567.90

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Solution

The fourth proportional to 39,653.48, 59,465.93 and 11,567.90 is: 17,347.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,653.48 : 59,465.93 = 11,567.90 : x
  2. Step 2: Convert to fraction form
    39,653.48/59,465.93 = 11,567.90/x
  3. Step 3: Cross multiply
    39,653.48x = 59,465.93 × 11,567.90
  4. Step 4: Simplify right side
    39,653.48x = 687,895,576.48
  5. Step 5: Solve for x
    x = 687,895,576.48/39,653.48
  6. Step 6: Final answer
    x = 17,347.67

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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.