Home / 25,206.81-34,786.29-14,453.35

Finding the Fourth Proportional to 25,206.81, 34,786.29 and 14,453.35

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Solution

The fourth proportional to 25,206.81, 34,786.29 and 14,453.35 is: 19,946.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,206.81 : 34,786.29 = 14,453.35 : x
  2. Step 2: Convert to fraction form
    25,206.81/34,786.29 = 14,453.35/x
  3. Step 3: Cross multiply
    25,206.81x = 34,786.29 × 14,453.35
  4. Step 4: Simplify right side
    25,206.81x = 502,778,391.81
  5. Step 5: Solve for x
    x = 502,778,391.81/25,206.81
  6. Step 6: Final answer
    x = 19,946.14

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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.