Home / 34,804.13-48,018.70-20,459.39

Finding the Fourth Proportional to 34,804.13, 48,018.70 and 20,459.39

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Solution

The fourth proportional to 34,804.13, 48,018.70 and 20,459.39 is: 28,227.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,804.13 : 48,018.70 = 20,459.39 : x
  2. Step 2: Convert to fraction form
    34,804.13/48,018.70 = 20,459.39/x
  3. Step 3: Cross multiply
    34,804.13x = 48,018.70 × 20,459.39
  4. Step 4: Simplify right side
    34,804.13x = 982,433,038.53
  5. Step 5: Solve for x
    x = 982,433,038.53/34,804.13
  6. Step 6: Final answer
    x = 28,227.48

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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.