Home / 25,465.98-35,143.68-14,135.67

Finding the Fourth Proportional to 25,465.98, 35,143.68 and 14,135.67

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Solution

The fourth proportional to 25,465.98, 35,143.68 and 14,135.67 is: 19,507.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,465.98 : 35,143.68 = 14,135.67 : x
  2. Step 2: Convert to fraction form
    25,465.98/35,143.68 = 14,135.67/x
  3. Step 3: Cross multiply
    25,465.98x = 35,143.68 × 14,135.67
  4. Step 4: Simplify right side
    25,465.98x = 496,779,463.07
  5. Step 5: Solve for x
    x = 496,779,463.07/25,465.98
  6. Step 6: Final answer
    x = 19,507.57

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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.