Home / 50,041.06-69,032.86-30,913.99

Finding the Fourth Proportional to 50,041.06, 69,032.86 and 30,913.99

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Solution

The fourth proportional to 50,041.06, 69,032.86 and 30,913.99 is: 42,646.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,041.06 : 69,032.86 = 30,913.99 : x
  2. Step 2: Convert to fraction form
    50,041.06/69,032.86 = 30,913.99/x
  3. Step 3: Cross multiply
    50,041.06x = 69,032.86 × 30,913.99
  4. Step 4: Simplify right side
    50,041.06x = 2,134,080,893.84
  5. Step 5: Solve for x
    x = 2,134,080,893.84/50,041.06
  6. Step 6: Final answer
    x = 42,646.60

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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.