Home / 35,726.96-53,603.44-12,355.76

Finding the Fourth Proportional to 35,726.96, 53,603.44 and 12,355.76

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Solution

The fourth proportional to 35,726.96, 53,603.44 and 12,355.76 is: 18,538.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,726.96 : 53,603.44 = 12,355.76 : x
  2. Step 2: Convert to fraction form
    35,726.96/53,603.44 = 12,355.76/x
  3. Step 3: Cross multiply
    35,726.96x = 53,603.44 × 12,355.76
  4. Step 4: Simplify right side
    35,726.96x = 662,311,239.81
  5. Step 5: Solve for x
    x = 662,311,239.81/35,726.96
  6. Step 6: Final answer
    x = 18,538.14

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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.