Home / 19,209.02-26,508.54-10,711.65

Finding the Fourth Proportional to 19,209.02, 26,508.54 and 10,711.65

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Solution

The fourth proportional to 19,209.02, 26,508.54 and 10,711.65 is: 14,782.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,209.02 : 26,508.54 = 10,711.65 : x
  2. Step 2: Convert to fraction form
    19,209.02/26,508.54 = 10,711.65/x
  3. Step 3: Cross multiply
    19,209.02x = 26,508.54 × 10,711.65
  4. Step 4: Simplify right side
    19,209.02x = 283,950,202.49
  5. Step 5: Solve for x
    x = 283,950,202.49/19,209.02
  6. Step 6: Final answer
    x = 14,782.13

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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.