Home / 25,418.13-35,079.47-14,090.08

Finding the Fourth Proportional to 25,418.13, 35,079.47 and 14,090.08

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Solution

The fourth proportional to 25,418.13, 35,079.47 and 14,090.08 is: 19,445.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,418.13 : 35,079.47 = 14,090.08 : x
  2. Step 2: Convert to fraction form
    25,418.13/35,079.47 = 14,090.08/x
  3. Step 3: Cross multiply
    25,418.13x = 35,079.47 × 14,090.08
  4. Step 4: Simplify right side
    25,418.13x = 494,272,538.66
  5. Step 5: Solve for x
    x = 494,272,538.66/25,418.13
  6. Step 6: Final answer
    x = 19,445.67

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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.