Home / 22,130.36-30,539.54-12,058.93

Finding the Fourth Proportional to 22,130.36, 30,539.54 and 12,058.93

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Solution

The fourth proportional to 22,130.36, 30,539.54 and 12,058.93 is: 16,641.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,130.36 : 30,539.54 = 12,058.93 : x
  2. Step 2: Convert to fraction form
    22,130.36/30,539.54 = 12,058.93/x
  3. Step 3: Cross multiply
    22,130.36x = 30,539.54 × 12,058.93
  4. Step 4: Simplify right side
    22,130.36x = 368,274,175.09
  5. Step 5: Solve for x
    x = 368,274,175.09/22,130.36
  6. Step 6: Final answer
    x = 16,641.13

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.