Home / 39,319.43-58,979.75-14,364.54

Finding the Fourth Proportional to 39,319.43, 58,979.75 and 14,364.54

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Solution

The fourth proportional to 39,319.43, 58,979.75 and 14,364.54 is: 21,547.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,319.43 : 58,979.75 = 14,364.54 : x
  2. Step 2: Convert to fraction form
    39,319.43/58,979.75 = 14,364.54/x
  3. Step 3: Cross multiply
    39,319.43x = 58,979.75 × 14,364.54
  4. Step 4: Simplify right side
    39,319.43x = 847,216,906.24
  5. Step 5: Solve for x
    x = 847,216,906.24/39,319.43
  6. Step 6: Final answer
    x = 21,547.03

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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.