Home / 55,590.72-83,386.32-14,037.72

Finding the Fourth Proportional to 55,590.72, 83,386.32 and 14,037.72

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Solution

The fourth proportional to 55,590.72, 83,386.32 and 14,037.72 is: 21,056.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,590.72 : 83,386.32 = 14,037.72 : x
  2. Step 2: Convert to fraction form
    55,590.72/83,386.32 = 14,037.72/x
  3. Step 3: Cross multiply
    55,590.72x = 83,386.32 × 14,037.72
  4. Step 4: Simplify right side
    55,590.72x = 1,170,553,811.99
  5. Step 5: Solve for x
    x = 1,170,553,811.99/55,590.72
  6. Step 6: Final answer
    x = 21,056.64

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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.