Home / 31,088.39-46,618.86-8,896.71

Finding the Fourth Proportional to 31,088.39, 46,618.86 and 8,896.71

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Solution

The fourth proportional to 31,088.39, 46,618.86 and 8,896.71 is: 13,341.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,088.39 : 46,618.86 = 8,896.71 : x
  2. Step 2: Convert to fraction form
    31,088.39/46,618.86 = 8,896.71/x
  3. Step 3: Cross multiply
    31,088.39x = 46,618.86 × 8,896.71
  4. Step 4: Simplify right side
    31,088.39x = 414,754,477.95
  5. Step 5: Solve for x
    x = 414,754,477.95/31,088.39
  6. Step 6: Final answer
    x = 13,341.14

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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.