Home / 16,855.02-23,259.24-9,779.94

Finding the Fourth Proportional to 16,855.02, 23,259.24 and 9,779.94

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Solution

The fourth proportional to 16,855.02, 23,259.24 and 9,779.94 is: 13,495.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,855.02 : 23,259.24 = 9,779.94 : x
  2. Step 2: Convert to fraction form
    16,855.02/23,259.24 = 9,779.94/x
  3. Step 3: Cross multiply
    16,855.02x = 23,259.24 × 9,779.94
  4. Step 4: Simplify right side
    16,855.02x = 227,473,971.65
  5. Step 5: Solve for x
    x = 227,473,971.65/16,855.02
  6. Step 6: Final answer
    x = 13,495.92

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.