Home / 38,688.79-58,033.87-13,730.26

Finding the Fourth Proportional to 38,688.79, 58,033.87 and 13,730.26

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Solution

The fourth proportional to 38,688.79, 58,033.87 and 13,730.26 is: 20,595.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,688.79 : 58,033.87 = 13,730.26 : x
  2. Step 2: Convert to fraction form
    38,688.79/58,033.87 = 13,730.26/x
  3. Step 3: Cross multiply
    38,688.79x = 58,033.87 × 13,730.26
  4. Step 4: Simplify right side
    38,688.79x = 796,820,053.31
  5. Step 5: Solve for x
    x = 796,820,053.31/38,688.79
  6. Step 6: Final answer
    x = 20,595.63

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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.