Home / 39,975.73-59,953.14-11,888.22

Finding the Fourth Proportional to 39,975.73, 59,953.14 and 11,888.22

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Solution

The fourth proportional to 39,975.73, 59,953.14 and 11,888.22 is: 17,829.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,975.73 : 59,953.14 = 11,888.22 : x
  2. Step 2: Convert to fraction form
    39,975.73/59,953.14 = 11,888.22/x
  3. Step 3: Cross multiply
    39,975.73x = 59,953.14 × 11,888.22
  4. Step 4: Simplify right side
    39,975.73x = 712,736,118.01
  5. Step 5: Solve for x
    x = 712,736,118.01/39,975.73
  6. Step 6: Final answer
    x = 17,829.22

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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.