Home / 39,426.68-59,140.08-13,133.48

Finding the Fourth Proportional to 39,426.68, 59,140.08 and 13,133.48

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Solution

The fourth proportional to 39,426.68, 59,140.08 and 13,133.48 is: 19,700.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,426.68 : 59,140.08 = 13,133.48 : x
  2. Step 2: Convert to fraction form
    39,426.68/59,140.08 = 13,133.48/x
  3. Step 3: Cross multiply
    39,426.68x = 59,140.08 × 13,133.48
  4. Step 4: Simplify right side
    39,426.68x = 776,715,057.88
  5. Step 5: Solve for x
    x = 776,715,057.88/39,426.68
  6. Step 6: Final answer
    x = 19,700.24

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.