Home / 31,681.16-43,718.19-17,533.16

Finding the Fourth Proportional to 31,681.16, 43,718.19 and 17,533.16

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Solution

The fourth proportional to 31,681.16, 43,718.19 and 17,533.16 is: 24,194.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,681.16 : 43,718.19 = 17,533.16 : x
  2. Step 2: Convert to fraction form
    31,681.16/43,718.19 = 17,533.16/x
  3. Step 3: Cross multiply
    31,681.16x = 43,718.19 × 17,533.16
  4. Step 4: Simplify right side
    31,681.16x = 766,518,020.18
  5. Step 5: Solve for x
    x = 766,518,020.18/31,681.16
  6. Step 6: Final answer
    x = 24,194.76

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.