Home / 35,058.79-48,381.19-19,142.90

Finding the Fourth Proportional to 35,058.79, 48,381.19 and 19,142.90

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Solution

The fourth proportional to 35,058.79, 48,381.19 and 19,142.90 is: 26,417.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,058.79 : 48,381.19 = 19,142.90 : x
  2. Step 2: Convert to fraction form
    35,058.79/48,381.19 = 19,142.90/x
  3. Step 3: Cross multiply
    35,058.79x = 48,381.19 × 19,142.90
  4. Step 4: Simplify right side
    35,058.79x = 926,156,282.05
  5. Step 5: Solve for x
    x = 926,156,282.05/35,058.79
  6. Step 6: Final answer
    x = 26,417.23

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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.