Home / 50,639.14-69,852.80-30,482.02

Finding the Fourth Proportional to 50,639.14, 69,852.80 and 30,482.02

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Solution

The fourth proportional to 50,639.14, 69,852.80 and 30,482.02 is: 42,047.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,639.14 : 69,852.80 = 30,482.02 : x
  2. Step 2: Convert to fraction form
    50,639.14/69,852.80 = 30,482.02/x
  3. Step 3: Cross multiply
    50,639.14x = 69,852.80 × 30,482.02
  4. Step 4: Simplify right side
    50,639.14x = 2,129,254,446.66
  5. Step 5: Solve for x
    x = 2,129,254,446.66/50,639.14
  6. Step 6: Final answer
    x = 42,047.60

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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.