Home / 25,206.72-34,782.76-14,599.76

Finding the Fourth Proportional to 25,206.72, 34,782.76 and 14,599.76

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Solution

The fourth proportional to 25,206.72, 34,782.76 and 14,599.76 is: 20,146.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,206.72 : 34,782.76 = 14,599.76 : x
  2. Step 2: Convert to fraction form
    25,206.72/34,782.76 = 14,599.76/x
  3. Step 3: Cross multiply
    25,206.72x = 34,782.76 × 14,599.76
  4. Step 4: Simplify right side
    25,206.72x = 507,819,948.14
  5. Step 5: Solve for x
    x = 507,819,948.14/25,206.72
  6. Step 6: Final answer
    x = 20,146.21

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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.