Home / 19,185.01-28,779.95-5,334.01

Finding the Fourth Proportional to 19,185.01, 28,779.95 and 5,334.01

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Solution

The fourth proportional to 19,185.01, 28,779.95 and 5,334.01 is: 8,001.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,185.01 : 28,779.95 = 5,334.01 : x
  2. Step 2: Convert to fraction form
    19,185.01/28,779.95 = 5,334.01/x
  3. Step 3: Cross multiply
    19,185.01x = 28,779.95 × 5,334.01
  4. Step 4: Simplify right side
    19,185.01x = 153,512,541.10
  5. Step 5: Solve for x
    x = 153,512,541.10/19,185.01
  6. Step 6: Final answer
    x = 8,001.69

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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.