Home / 28,807.08-39,751.23-17,477.07

Finding the Fourth Proportional to 28,807.08, 39,751.23 and 17,477.07

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Solution

The fourth proportional to 28,807.08, 39,751.23 and 17,477.07 is: 24,116.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,807.08 : 39,751.23 = 17,477.07 : x
  2. Step 2: Convert to fraction form
    28,807.08/39,751.23 = 17,477.07/x
  3. Step 3: Cross multiply
    28,807.08x = 39,751.23 × 17,477.07
  4. Step 4: Simplify right side
    28,807.08x = 694,735,029.30
  5. Step 5: Solve for x
    x = 694,735,029.30/28,807.08
  6. Step 6: Final answer
    x = 24,116.82

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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.