Home / 39,281.80-58,926.30-15,903.40

Finding the Fourth Proportional to 39,281.80, 58,926.30 and 15,903.40

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Solution

The fourth proportional to 39,281.80, 58,926.30 and 15,903.40 is: 23,856.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,281.80 : 58,926.30 = 15,903.40 : x
  2. Step 2: Convert to fraction form
    39,281.80/58,926.30 = 15,903.40/x
  3. Step 3: Cross multiply
    39,281.80x = 58,926.30 × 15,903.40
  4. Step 4: Simplify right side
    39,281.80x = 937,128,519.42
  5. Step 5: Solve for x
    x = 937,128,519.42/39,281.80
  6. Step 6: Final answer
    x = 23,856.56

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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.