Home / 19,341.99-26,690.31-10,727.64

Finding the Fourth Proportional to 19,341.99, 26,690.31 and 10,727.64

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Solution

The fourth proportional to 19,341.99, 26,690.31 and 10,727.64 is: 14,803.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,341.99 : 26,690.31 = 10,727.64 : x
  2. Step 2: Convert to fraction form
    19,341.99/26,690.31 = 10,727.64/x
  3. Step 3: Cross multiply
    19,341.99x = 26,690.31 × 10,727.64
  4. Step 4: Simplify right side
    19,341.99x = 286,324,037.17
  5. Step 5: Solve for x
    x = 286,324,037.17/19,341.99
  6. Step 6: Final answer
    x = 14,803.24

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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.