Home / 30,801.81-46,209.60-9,743.07

Finding the Fourth Proportional to 30,801.81, 46,209.60 and 9,743.07

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Solution

The fourth proportional to 30,801.81, 46,209.60 and 9,743.07 is: 14,616.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,801.81 : 46,209.60 = 9,743.07 : x
  2. Step 2: Convert to fraction form
    30,801.81/46,209.60 = 9,743.07/x
  3. Step 3: Cross multiply
    30,801.81x = 46,209.60 × 9,743.07
  4. Step 4: Simplify right side
    30,801.81x = 450,223,367.47
  5. Step 5: Solve for x
    x = 450,223,367.47/30,801.81
  6. Step 6: Final answer
    x = 14,616.78

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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.