Home / 30,850.64-46,332.45-28,248.11

Finding the Fourth Proportional to 30,850.64, 46,332.45 and 28,248.11

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Solution

The fourth proportional to 30,850.64, 46,332.45 and 28,248.11 is: 42,423.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,850.64 : 46,332.45 = 28,248.11 : x
  2. Step 2: Convert to fraction form
    30,850.64/46,332.45 = 28,248.11/x
  3. Step 3: Cross multiply
    30,850.64x = 46,332.45 × 28,248.11
  4. Step 4: Simplify right side
    30,850.64x = 1,308,803,912.51
  5. Step 5: Solve for x
    x = 1,308,803,912.51/30,850.64
  6. Step 6: Final answer
    x = 42,423.89

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.