Home / 39,404.34-59,106.51-13,109.04

Finding the Fourth Proportional to 39,404.34, 59,106.51 and 13,109.04

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Solution

The fourth proportional to 39,404.34, 59,106.51 and 13,109.04 is: 19,663.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,404.34 : 59,106.51 = 13,109.04 : x
  2. Step 2: Convert to fraction form
    39,404.34/59,106.51 = 13,109.04/x
  3. Step 3: Cross multiply
    39,404.34x = 59,106.51 × 13,109.04
  4. Step 4: Simplify right side
    39,404.34x = 774,829,603.85
  5. Step 5: Solve for x
    x = 774,829,603.85/39,404.34
  6. Step 6: Final answer
    x = 19,663.56

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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.