Home / 39,277.80-58,931.28-18,228.24

Finding the Fourth Proportional to 39,277.80, 58,931.28 and 18,228.24

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Solution

The fourth proportional to 39,277.80, 58,931.28 and 18,228.24 is: 27,349.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,277.80 : 58,931.28 = 18,228.24 : x
  2. Step 2: Convert to fraction form
    39,277.80/58,931.28 = 18,228.24/x
  3. Step 3: Cross multiply
    39,277.80x = 58,931.28 × 18,228.24
  4. Step 4: Simplify right side
    39,277.80x = 1,074,213,515.35
  5. Step 5: Solve for x
    x = 1,074,213,515.35/39,277.80
  6. Step 6: Final answer
    x = 27,349.13

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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.