Home / 19,725.89-29,588.91-4,934.76

Finding the Fourth Proportional to 19,725.89, 29,588.91 and 4,934.76

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Solution

The fourth proportional to 19,725.89, 29,588.91 and 4,934.76 is: 7,402.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,725.89 : 29,588.91 = 4,934.76 : x
  2. Step 2: Convert to fraction form
    19,725.89/29,588.91 = 4,934.76/x
  3. Step 3: Cross multiply
    19,725.89x = 29,588.91 × 4,934.76
  4. Step 4: Simplify right side
    19,725.89x = 146,014,203.04
  5. Step 5: Solve for x
    x = 146,014,203.04/19,725.89
  6. Step 6: Final answer
    x = 7,402.16

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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.