Home / 25,668.13-35,420.96-14,337.57

Finding the Fourth Proportional to 25,668.13, 35,420.96 and 14,337.57

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Solution

The fourth proportional to 25,668.13, 35,420.96 and 14,337.57 is: 19,785.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,668.13 : 35,420.96 = 14,337.57 : x
  2. Step 2: Convert to fraction form
    25,668.13/35,420.96 = 14,337.57/x
  3. Step 3: Cross multiply
    25,668.13x = 35,420.96 × 14,337.57
  4. Step 4: Simplify right side
    25,668.13x = 507,850,421.78
  5. Step 5: Solve for x
    x = 507,850,421.78/25,668.13
  6. Step 6: Final answer
    x = 19,785.25

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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.