Home / 58,567.68-87,852.60-21,130.56

Finding the Fourth Proportional to 58,567.68, 87,852.60 and 21,130.56

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Solution

The fourth proportional to 58,567.68, 87,852.60 and 21,130.56 is: 31,696.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,567.68 : 87,852.60 = 21,130.56 : x
  2. Step 2: Convert to fraction form
    58,567.68/87,852.60 = 21,130.56/x
  3. Step 3: Cross multiply
    58,567.68x = 87,852.60 × 21,130.56
  4. Step 4: Simplify right side
    58,567.68x = 1,856,374,635.46
  5. Step 5: Solve for x
    x = 1,856,374,635.46/58,567.68
  6. Step 6: Final answer
    x = 31,696.23

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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.