Home / 19,167.76-26,450.12-10,784.08

Finding the Fourth Proportional to 19,167.76, 26,450.12 and 10,784.08

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Solution

The fourth proportional to 19,167.76, 26,450.12 and 10,784.08 is: 14,881.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,167.76 : 26,450.12 = 10,784.08 : x
  2. Step 2: Convert to fraction form
    19,167.76/26,450.12 = 10,784.08/x
  3. Step 3: Cross multiply
    19,167.76x = 26,450.12 × 10,784.08
  4. Step 4: Simplify right side
    19,167.76x = 285,240,210.09
  5. Step 5: Solve for x
    x = 285,240,210.09/19,167.76
  6. Step 6: Final answer
    x = 14,881.25

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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.