Home / 25,019.81-34,522.22-14,406.65

Finding the Fourth Proportional to 25,019.81, 34,522.22 and 14,406.65

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Solution

The fourth proportional to 25,019.81, 34,522.22 and 14,406.65 is: 19,878.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,019.81 : 34,522.22 = 14,406.65 : x
  2. Step 2: Convert to fraction form
    25,019.81/34,522.22 = 14,406.65/x
  3. Step 3: Cross multiply
    25,019.81x = 34,522.22 × 14,406.65
  4. Step 4: Simplify right side
    25,019.81x = 497,349,296.12
  5. Step 5: Solve for x
    x = 497,349,296.12/25,019.81
  6. Step 6: Final answer
    x = 19,878.22

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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.