Home / 55,946.51-83,899.77-18,499.67

Finding the Fourth Proportional to 55,946.51, 83,899.77 and 18,499.67

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Solution

The fourth proportional to 55,946.51, 83,899.77 and 18,499.67 is: 27,742.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,946.51 : 83,899.77 = 18,499.67 : x
  2. Step 2: Convert to fraction form
    55,946.51/83,899.77 = 18,499.67/x
  3. Step 3: Cross multiply
    55,946.51x = 83,899.77 × 18,499.67
  4. Step 4: Simplify right side
    55,946.51x = 1,552,117,638.58
  5. Step 5: Solve for x
    x = 1,552,117,638.58/55,946.51
  6. Step 6: Final answer
    x = 27,742.89

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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.