Home / 58,587.36-87,892.64-19,133.92

Finding the Fourth Proportional to 58,587.36, 87,892.64 and 19,133.92

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Solution

The fourth proportional to 58,587.36, 87,892.64 and 19,133.92 is: 28,704.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,587.36 : 87,892.64 = 19,133.92 : x
  2. Step 2: Convert to fraction form
    58,587.36/87,892.64 = 19,133.92/x
  3. Step 3: Cross multiply
    58,587.36x = 87,892.64 × 19,133.92
  4. Step 4: Simplify right side
    58,587.36x = 1,681,730,742.35
  5. Step 5: Solve for x
    x = 1,681,730,742.35/58,587.36
  6. Step 6: Final answer
    x = 28,704.67

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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.