Home / 30,925.28-46,385.57-9,864.47

Finding the Fourth Proportional to 30,925.28, 46,385.57 and 9,864.47

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Solution

The fourth proportional to 30,925.28, 46,385.57 and 9,864.47 is: 14,795.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,925.28 : 46,385.57 = 9,864.47 : x
  2. Step 2: Convert to fraction form
    30,925.28/46,385.57 = 9,864.47/x
  3. Step 3: Cross multiply
    30,925.28x = 46,385.57 × 9,864.47
  4. Step 4: Simplify right side
    30,925.28x = 457,568,782.45
  5. Step 5: Solve for x
    x = 457,568,782.45/30,925.28
  6. Step 6: Final answer
    x = 14,795.95

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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.