Home / 39,889.56-59,841.45-13,237.15

Finding the Fourth Proportional to 39,889.56, 59,841.45 and 13,237.15

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Solution

The fourth proportional to 39,889.56, 59,841.45 and 13,237.15 is: 19,858.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,889.56 : 59,841.45 = 13,237.15 : x
  2. Step 2: Convert to fraction form
    39,889.56/59,841.45 = 13,237.15/x
  3. Step 3: Cross multiply
    39,889.56x = 59,841.45 × 13,237.15
  4. Step 4: Simplify right side
    39,889.56x = 792,130,249.87
  5. Step 5: Solve for x
    x = 792,130,249.87/39,889.56
  6. Step 6: Final answer
    x = 19,858.08

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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.