Home / 39,567.13-59,359.58-13,271.20

Finding the Fourth Proportional to 39,567.13, 59,359.58 and 13,271.20

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Solution

The fourth proportional to 39,567.13, 59,359.58 and 13,271.20 is: 19,909.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,567.13 : 59,359.58 = 13,271.20 : x
  2. Step 2: Convert to fraction form
    39,567.13/59,359.58 = 13,271.20/x
  3. Step 3: Cross multiply
    39,567.13x = 59,359.58 × 13,271.20
  4. Step 4: Simplify right side
    39,567.13x = 787,772,891.27
  5. Step 5: Solve for x
    x = 787,772,891.27/39,567.13
  6. Step 6: Final answer
    x = 19,909.78

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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.