Home / 39,247.87-58,887.53-14,289.65

Finding the Fourth Proportional to 39,247.87, 58,887.53 and 14,289.65

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Solution

The fourth proportional to 39,247.87, 58,887.53 and 14,289.65 is: 21,440.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,247.87 : 58,887.53 = 14,289.65 : x
  2. Step 2: Convert to fraction form
    39,247.87/58,887.53 = 14,289.65/x
  3. Step 3: Cross multiply
    39,247.87x = 58,887.53 × 14,289.65
  4. Step 4: Simplify right side
    39,247.87x = 841,482,193.06
  5. Step 5: Solve for x
    x = 841,482,193.06/39,247.87
  6. Step 6: Final answer
    x = 21,440.20

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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.