Home / 38,492.98-53,117.66-21,264.58

Finding the Fourth Proportional to 38,492.98, 53,117.66 and 21,264.58

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Solution

The fourth proportional to 38,492.98, 53,117.66 and 21,264.58 is: 29,343.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,492.98 : 53,117.66 = 21,264.58 : x
  2. Step 2: Convert to fraction form
    38,492.98/53,117.66 = 21,264.58/x
  3. Step 3: Cross multiply
    38,492.98x = 53,117.66 × 21,264.58
  4. Step 4: Simplify right side
    38,492.98x = 1,129,524,710.57
  5. Step 5: Solve for x
    x = 1,129,524,710.57/38,492.98
  6. Step 6: Final answer
    x = 29,343.66

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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.