Home / 39,602.55-59,404.74-13,307.52

Finding the Fourth Proportional to 39,602.55, 59,404.74 and 13,307.52

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Solution

The fourth proportional to 39,602.55, 59,404.74 and 13,307.52 is: 19,961.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,602.55 : 59,404.74 = 13,307.52 : x
  2. Step 2: Convert to fraction form
    39,602.55/59,404.74 = 13,307.52/x
  3. Step 3: Cross multiply
    39,602.55x = 59,404.74 × 13,307.52
  4. Step 4: Simplify right side
    39,602.55x = 790,530,013.36
  5. Step 5: Solve for x
    x = 790,530,013.36/39,602.55
  6. Step 6: Final answer
    x = 19,961.59

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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.