Home / 18,516.60-27,779.29-6,036.69

Finding the Fourth Proportional to 18,516.60, 27,779.29 and 6,036.69

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Solution

The fourth proportional to 18,516.60, 27,779.29 and 6,036.69 is: 9,056.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,516.60 : 27,779.29 = 6,036.69 : x
  2. Step 2: Convert to fraction form
    18,516.60/27,779.29 = 6,036.69/x
  3. Step 3: Cross multiply
    18,516.60x = 27,779.29 × 6,036.69
  4. Step 4: Simplify right side
    18,516.60x = 167,695,051.23
  5. Step 5: Solve for x
    x = 167,695,051.23/18,516.60
  6. Step 6: Final answer
    x = 9,056.47

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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.