Home / 39,140.21-54,041.55-24,053.09

Finding the Fourth Proportional to 39,140.21, 54,041.55 and 24,053.09

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Solution

The fourth proportional to 39,140.21, 54,041.55 and 24,053.09 is: 33,210.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,140.21 : 54,041.55 = 24,053.09 : x
  2. Step 2: Convert to fraction form
    39,140.21/54,041.55 = 24,053.09/x
  3. Step 3: Cross multiply
    39,140.21x = 54,041.55 × 24,053.09
  4. Step 4: Simplify right side
    39,140.21x = 1,299,865,905.48
  5. Step 5: Solve for x
    x = 1,299,865,905.48/39,140.21
  6. Step 6: Final answer
    x = 33,210.50

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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.