Home / 31,533.84-43,518.66-17,386.66

Finding the Fourth Proportional to 31,533.84, 43,518.66 and 17,386.66

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Solution

The fourth proportional to 31,533.84, 43,518.66 and 17,386.66 is: 23,994.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,533.84 : 43,518.66 = 17,386.66 : x
  2. Step 2: Convert to fraction form
    31,533.84/43,518.66 = 17,386.66/x
  3. Step 3: Cross multiply
    31,533.84x = 43,518.66 × 17,386.66
  4. Step 4: Simplify right side
    31,533.84x = 756,644,145.08
  5. Step 5: Solve for x
    x = 756,644,145.08/31,533.84
  6. Step 6: Final answer
    x = 23,994.67

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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.