Home / 19,058.49-28,572.47-9,058.22

Finding the Fourth Proportional to 19,058.49, 28,572.47 and 9,058.22

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Solution

The fourth proportional to 19,058.49, 28,572.47 and 9,058.22 is: 13,580.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,058.49 : 28,572.47 = 9,058.22 : x
  2. Step 2: Convert to fraction form
    19,058.49/28,572.47 = 9,058.22/x
  3. Step 3: Cross multiply
    19,058.49x = 28,572.47 × 9,058.22
  4. Step 4: Simplify right side
    19,058.49x = 258,815,719.20
  5. Step 5: Solve for x
    x = 258,815,719.20/19,058.49
  6. Step 6: Final answer
    x = 13,580.07

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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.