Home / 19,345.99-26,685.61-12,797.41

Finding the Fourth Proportional to 19,345.99, 26,685.61 and 12,797.41

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Solution

The fourth proportional to 19,345.99, 26,685.61 and 12,797.41 is: 17,652.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,345.99 : 26,685.61 = 12,797.41 : x
  2. Step 2: Convert to fraction form
    19,345.99/26,685.61 = 12,797.41/x
  3. Step 3: Cross multiply
    19,345.99x = 26,685.61 × 12,797.41
  4. Step 4: Simplify right side
    19,345.99x = 341,506,621.00
  5. Step 5: Solve for x
    x = 341,506,621.00/19,345.99
  6. Step 6: Final answer
    x = 17,652.58

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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.