Home / 58,222.33-87,330.43-18,779.45

Finding the Fourth Proportional to 58,222.33, 87,330.43 and 18,779.45

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Solution

The fourth proportional to 58,222.33, 87,330.43 and 18,779.45 is: 28,168.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,222.33 : 87,330.43 = 18,779.45 : x
  2. Step 2: Convert to fraction form
    58,222.33/87,330.43 = 18,779.45/x
  3. Step 3: Cross multiply
    58,222.33x = 87,330.43 × 18,779.45
  4. Step 4: Simplify right side
    58,222.33x = 1,640,017,443.66
  5. Step 5: Solve for x
    x = 1,640,017,443.66/58,222.33
  6. Step 6: Final answer
    x = 28,168.19

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1.5x scale

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.