Home / 35,278.84-48,685.80-19,364.32

Finding the Fourth Proportional to 35,278.84, 48,685.80 and 19,364.32

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Solution

The fourth proportional to 35,278.84, 48,685.80 and 19,364.32 is: 26,723.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,278.84 : 48,685.80 = 19,364.32 : x
  2. Step 2: Convert to fraction form
    35,278.84/48,685.80 = 19,364.32/x
  3. Step 3: Cross multiply
    35,278.84x = 48,685.80 × 19,364.32
  4. Step 4: Simplify right side
    35,278.84x = 942,767,410.66
  5. Step 5: Solve for x
    x = 942,767,410.66/35,278.84
  6. Step 6: Final answer
    x = 26,723.31

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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.