Home / 39,246.87-58,886.03-14,288.65

Finding the Fourth Proportional to 39,246.87, 58,886.03 and 14,288.65

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Solution

The fourth proportional to 39,246.87, 58,886.03 and 14,288.65 is: 21,438.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,246.87 : 58,886.03 = 14,288.65 : x
  2. Step 2: Convert to fraction form
    39,246.87/58,886.03 = 14,288.65/x
  3. Step 3: Cross multiply
    39,246.87x = 58,886.03 × 14,288.65
  4. Step 4: Simplify right side
    39,246.87x = 841,401,725.34
  5. Step 5: Solve for x
    x = 841,401,725.34/39,246.87
  6. Step 6: Final answer
    x = 21,438.69

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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.