Home / 30,715.95-46,062.41-13,176.75

Finding the Fourth Proportional to 30,715.95, 46,062.41 and 13,176.75

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Solution

The fourth proportional to 30,715.95, 46,062.41 and 13,176.75 is: 19,760.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,715.95 : 46,062.41 = 13,176.75 : x
  2. Step 2: Convert to fraction form
    30,715.95/46,062.41 = 13,176.75/x
  3. Step 3: Cross multiply
    30,715.95x = 46,062.41 × 13,176.75
  4. Step 4: Simplify right side
    30,715.95x = 606,952,795.08
  5. Step 5: Solve for x
    x = 606,952,795.08/30,715.95
  6. Step 6: Final answer
    x = 19,760.18

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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.