Home / 39,125.47-58,668.55-19,136.48

Finding the Fourth Proportional to 39,125.47, 58,668.55 and 19,136.48

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Solution

The fourth proportional to 39,125.47, 58,668.55 and 19,136.48 is: 28,695.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,125.47 : 58,668.55 = 19,136.48 : x
  2. Step 2: Convert to fraction form
    39,125.47/58,668.55 = 19,136.48/x
  3. Step 3: Cross multiply
    39,125.47x = 58,668.55 × 19,136.48
  4. Step 4: Simplify right side
    39,125.47x = 1,122,709,465.17
  5. Step 5: Solve for x
    x = 1,122,709,465.17/39,125.47
  6. Step 6: Final answer
    x = 28,695.11

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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.