Home / 38,018.27-52,462.53-21,019.74

Finding the Fourth Proportional to 38,018.27, 52,462.53 and 21,019.74

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Solution

The fourth proportional to 38,018.27, 52,462.53 and 21,019.74 is: 29,005.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,018.27 : 52,462.53 = 21,019.74 : x
  2. Step 2: Convert to fraction form
    38,018.27/52,462.53 = 21,019.74/x
  3. Step 3: Cross multiply
    38,018.27x = 52,462.53 × 21,019.74
  4. Step 4: Simplify right side
    38,018.27x = 1,102,748,740.34
  5. Step 5: Solve for x
    x = 1,102,748,740.34/38,018.27
  6. Step 6: Final answer
    x = 29,005.76

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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.