Home / 32,856.06-45,338.85-18,706.08

Finding the Fourth Proportional to 32,856.06, 45,338.85 and 18,706.08

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Solution

The fourth proportional to 32,856.06, 45,338.85 and 18,706.08 is: 25,812.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,856.06 : 45,338.85 = 18,706.08 : x
  2. Step 2: Convert to fraction form
    32,856.06/45,338.85 = 18,706.08/x
  3. Step 3: Cross multiply
    32,856.06x = 45,338.85 × 18,706.08
  4. Step 4: Simplify right side
    32,856.06x = 848,112,155.21
  5. Step 5: Solve for x
    x = 848,112,155.21/32,856.06
  6. Step 6: Final answer
    x = 25,812.96

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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.