Home / 39,216.12-58,808.61-14,242.55

Finding the Fourth Proportional to 39,216.12, 58,808.61 and 14,242.55

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Solution

The fourth proportional to 39,216.12, 58,808.61 and 14,242.55 is: 21,358.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,216.12 : 58,808.61 = 14,242.55 : x
  2. Step 2: Convert to fraction form
    39,216.12/58,808.61 = 14,242.55/x
  3. Step 3: Cross multiply
    39,216.12x = 58,808.61 × 14,242.55
  4. Step 4: Simplify right side
    39,216.12x = 837,584,274.31
  5. Step 5: Solve for x
    x = 837,584,274.31/39,216.12
  6. Step 6: Final answer
    x = 21,358.16

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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.