Home / 38,248.10-52,782.33-21,253.93

Finding the Fourth Proportional to 38,248.10, 52,782.33 and 21,253.93

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Solution

The fourth proportional to 38,248.10, 52,782.33 and 21,253.93 is: 29,330.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,248.10 : 52,782.33 = 21,253.93 : x
  2. Step 2: Convert to fraction form
    38,248.10/52,782.33 = 21,253.93/x
  3. Step 3: Cross multiply
    38,248.10x = 52,782.33 × 21,253.93
  4. Step 4: Simplify right side
    38,248.10x = 1,121,831,894.80
  5. Step 5: Solve for x
    x = 1,121,831,894.80/38,248.10
  6. Step 6: Final answer
    x = 29,330.40

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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.