Home / 25,885.23-35,720.55-14,555.67

Finding the Fourth Proportional to 25,885.23, 35,720.55 and 14,555.67

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Solution

The fourth proportional to 25,885.23, 35,720.55 and 14,555.67 is: 20,086.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,885.23 : 35,720.55 = 14,555.67 : x
  2. Step 2: Convert to fraction form
    25,885.23/35,720.55 = 14,555.67/x
  3. Step 3: Cross multiply
    25,885.23x = 35,720.55 × 14,555.67
  4. Step 4: Simplify right side
    25,885.23x = 519,936,538.02
  5. Step 5: Solve for x
    x = 519,936,538.02/25,885.23
  6. Step 6: Final answer
    x = 20,086.22

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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.