Home / 39,216.96-58,808.40-14,248.72

Finding the Fourth Proportional to 39,216.96, 58,808.40 and 14,248.72

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Solution

The fourth proportional to 39,216.96, 58,808.40 and 14,248.72 is: 21,366.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,216.96 : 58,808.40 = 14,248.72 : x
  2. Step 2: Convert to fraction form
    39,216.96/58,808.40 = 14,248.72/x
  3. Step 3: Cross multiply
    39,216.96x = 58,808.40 × 14,248.72
  4. Step 4: Simplify right side
    39,216.96x = 837,944,425.25
  5. Step 5: Solve for x
    x = 837,944,425.25/39,216.96
  6. Step 6: Final answer
    x = 21,366.89

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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.