Home / 19,377.09-29,058.93-7,528.07

Finding the Fourth Proportional to 19,377.09, 29,058.93 and 7,528.07

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Solution

The fourth proportional to 19,377.09, 29,058.93 and 7,528.07 is: 11,289.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,377.09 : 29,058.93 = 7,528.07 : x
  2. Step 2: Convert to fraction form
    19,377.09/29,058.93 = 7,528.07/x
  3. Step 3: Cross multiply
    19,377.09x = 29,058.93 × 7,528.07
  4. Step 4: Simplify right side
    19,377.09x = 218,757,513.87
  5. Step 5: Solve for x
    x = 218,757,513.87/19,377.09
  6. Step 6: Final answer
    x = 11,289.49

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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.