Home / 22,519.61-31,081.36-14,849.40

Finding the Fourth Proportional to 22,519.61, 31,081.36 and 14,849.40

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Solution

The fourth proportional to 22,519.61, 31,081.36 and 14,849.40 is: 20,495.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,519.61 : 31,081.36 = 14,849.40 : x
  2. Step 2: Convert to fraction form
    22,519.61/31,081.36 = 14,849.40/x
  3. Step 3: Cross multiply
    22,519.61x = 31,081.36 × 14,849.40
  4. Step 4: Simplify right side
    22,519.61x = 461,539,547.18
  5. Step 5: Solve for x
    x = 461,539,547.18/22,519.61
  6. Step 6: Final answer
    x = 20,495.01

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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.