Home / 38,223.71-52,746.93-21,229.05

Finding the Fourth Proportional to 38,223.71, 52,746.93 and 21,229.05

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Solution

The fourth proportional to 38,223.71, 52,746.93 and 21,229.05 is: 29,295.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,223.71 : 52,746.93 = 21,229.05 : x
  2. Step 2: Convert to fraction form
    38,223.71/52,746.93 = 21,229.05/x
  3. Step 3: Cross multiply
    38,223.71x = 52,746.93 × 21,229.05
  4. Step 4: Simplify right side
    38,223.71x = 1,119,767,214.32
  5. Step 5: Solve for x
    x = 1,119,767,214.32/38,223.71
  6. Step 6: Final answer
    x = 29,295.09

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.