Home / 35,127.87-48,473.80-19,211.77

Finding the Fourth Proportional to 35,127.87, 48,473.80 and 19,211.77

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Solution

The fourth proportional to 35,127.87, 48,473.80 and 19,211.77 is: 26,510.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,127.87 : 48,473.80 = 19,211.77 : x
  2. Step 2: Convert to fraction form
    35,127.87/48,473.80 = 19,211.77/x
  3. Step 3: Cross multiply
    35,127.87x = 48,473.80 × 19,211.77
  4. Step 4: Simplify right side
    35,127.87x = 931,267,496.63
  5. Step 5: Solve for x
    x = 931,267,496.63/35,127.87
  6. Step 6: Final answer
    x = 26,510.79

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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.