Home / 35,305.16-48,721.44-19,389.95

Finding the Fourth Proportional to 35,305.16, 48,721.44 and 19,389.95

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Solution

The fourth proportional to 35,305.16, 48,721.44 and 19,389.95 is: 26,758.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,305.16 : 48,721.44 = 19,389.95 : x
  2. Step 2: Convert to fraction form
    35,305.16/48,721.44 = 19,389.95/x
  3. Step 3: Cross multiply
    35,305.16x = 48,721.44 × 19,389.95
  4. Step 4: Simplify right side
    35,305.16x = 944,706,041.92
  5. Step 5: Solve for x
    x = 944,706,041.92/35,305.16
  6. Step 6: Final answer
    x = 26,758.30

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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.