Home / 19,118.15-26,387.27-10,623.19

Finding the Fourth Proportional to 19,118.15, 26,387.27 and 10,623.19

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Solution

The fourth proportional to 19,118.15, 26,387.27 and 10,623.19 is: 14,662.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,118.15 : 26,387.27 = 10,623.19 : x
  2. Step 2: Convert to fraction form
    19,118.15/26,387.27 = 10,623.19/x
  3. Step 3: Cross multiply
    19,118.15x = 26,387.27 × 10,623.19
  4. Step 4: Simplify right side
    19,118.15x = 280,316,962.66
  5. Step 5: Solve for x
    x = 280,316,962.66/19,118.15
  6. Step 6: Final answer
    x = 14,662.35

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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.