Home / 17,685.02-26,532.08-5,205.44

Finding the Fourth Proportional to 17,685.02, 26,532.08 and 5,205.44

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Solution

The fourth proportional to 17,685.02, 26,532.08 and 5,205.44 is: 7,809.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,685.02 : 26,532.08 = 5,205.44 : x
  2. Step 2: Convert to fraction form
    17,685.02/26,532.08 = 5,205.44/x
  3. Step 3: Cross multiply
    17,685.02x = 26,532.08 × 5,205.44
  4. Step 4: Simplify right side
    17,685.02x = 138,111,150.52
  5. Step 5: Solve for x
    x = 138,111,150.52/17,685.02
  6. Step 6: Final answer
    x = 7,809.50

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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.