Home / 25,347.81-34,981.78-14,017.08

Finding the Fourth Proportional to 25,347.81, 34,981.78 and 14,017.08

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Solution

The fourth proportional to 25,347.81, 34,981.78 and 14,017.08 is: 19,344.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,347.81 : 34,981.78 = 14,017.08 : x
  2. Step 2: Convert to fraction form
    25,347.81/34,981.78 = 14,017.08/x
  3. Step 3: Cross multiply
    25,347.81x = 34,981.78 × 14,017.08
  4. Step 4: Simplify right side
    25,347.81x = 490,342,408.80
  5. Step 5: Solve for x
    x = 490,342,408.80/25,347.81
  6. Step 6: Final answer
    x = 19,344.57

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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.