Home / 46,718.22-70,081.38-13,440.99

Finding the Fourth Proportional to 46,718.22, 70,081.38 and 13,440.99

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Solution

The fourth proportional to 46,718.22, 70,081.38 and 13,440.99 is: 20,162.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,718.22 : 70,081.38 = 13,440.99 : x
  2. Step 2: Convert to fraction form
    46,718.22/70,081.38 = 13,440.99/x
  3. Step 3: Cross multiply
    46,718.22x = 70,081.38 × 13,440.99
  4. Step 4: Simplify right side
    46,718.22x = 941,963,127.77
  5. Step 5: Solve for x
    x = 941,963,127.77/46,718.22
  6. Step 6: Final answer
    x = 20,162.65

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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.