Home / 30,888.87-45,935.93-29,904.72

Finding the Fourth Proportional to 30,888.87, 45,935.93 and 29,904.72

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Solution

The fourth proportional to 30,888.87, 45,935.93 and 29,904.72 is: 44,472.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,888.87 : 45,935.93 = 29,904.72 : x
  2. Step 2: Convert to fraction form
    30,888.87/45,935.93 = 29,904.72/x
  3. Step 3: Cross multiply
    30,888.87x = 45,935.93 × 29,904.72
  4. Step 4: Simplify right side
    30,888.87x = 1,373,701,087.21
  5. Step 5: Solve for x
    x = 1,373,701,087.21/30,888.87
  6. Step 6: Final answer
    x = 44,472.36

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.