Home / 39,312.40-54,250.58-22,316.50

Finding the Fourth Proportional to 39,312.40, 54,250.58 and 22,316.50

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Solution

The fourth proportional to 39,312.40, 54,250.58 and 22,316.50 is: 30,796.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,312.40 : 54,250.58 = 22,316.50 : x
  2. Step 2: Convert to fraction form
    39,312.40/54,250.58 = 22,316.50/x
  3. Step 3: Cross multiply
    39,312.40x = 54,250.58 × 22,316.50
  4. Step 4: Simplify right side
    39,312.40x = 1,210,682,713.63
  5. Step 5: Solve for x
    x = 1,210,682,713.63/39,312.40
  6. Step 6: Final answer
    x = 30,796.46

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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.