Home / 39,845.28-54,985.41-22,852.38

Finding the Fourth Proportional to 39,845.28, 54,985.41 and 22,852.38

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Solution

The fourth proportional to 39,845.28, 54,985.41 and 22,852.38 is: 31,535.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,845.28 : 54,985.41 = 22,852.38 : x
  2. Step 2: Convert to fraction form
    39,845.28/54,985.41 = 22,852.38/x
  3. Step 3: Cross multiply
    39,845.28x = 54,985.41 × 22,852.38
  4. Step 4: Simplify right side
    39,845.28x = 1,256,547,483.78
  5. Step 5: Solve for x
    x = 1,256,547,483.78/39,845.28
  6. Step 6: Final answer
    x = 31,535.67

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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.