Home / 35,389.47-48,838.77-19,474.59

Finding the Fourth Proportional to 35,389.47, 48,838.77 and 19,474.59

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Solution

The fourth proportional to 35,389.47, 48,838.77 and 19,474.59 is: 26,875.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,389.47 : 48,838.77 = 19,474.59 : x
  2. Step 2: Convert to fraction form
    35,389.47/48,838.77 = 19,474.59/x
  3. Step 3: Cross multiply
    35,389.47x = 48,838.77 × 19,474.59
  4. Step 4: Simplify right side
    35,389.47x = 951,115,021.85
  5. Step 5: Solve for x
    x = 951,115,021.85/35,389.47
  6. Step 6: Final answer
    x = 26,875.65

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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.