Home / 35,400.84-48,853.52-19,485.63

Finding the Fourth Proportional to 35,400.84, 48,853.52 and 19,485.63

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Solution

The fourth proportional to 35,400.84, 48,853.52 and 19,485.63 is: 26,890.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,400.84 : 48,853.52 = 19,485.63 : x
  2. Step 2: Convert to fraction form
    35,400.84/48,853.52 = 19,485.63/x
  3. Step 3: Cross multiply
    35,400.84x = 48,853.52 × 19,485.63
  4. Step 4: Simplify right side
    35,400.84x = 951,941,614.92
  5. Step 5: Solve for x
    x = 951,941,614.92/35,400.84
  6. Step 6: Final answer
    x = 26,890.37

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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.