Home / 25,749.93-35,535-14,419.92

Finding the Fourth Proportional to 25,749.93, 35,535 and 14,419.92

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Solution

The fourth proportional to 25,749.93, 35,535 and 14,419.92 is: 19,899.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,749.93 : 35,535 = 14,419.92 : x
  2. Step 2: Convert to fraction form
    25,749.93/35,535 = 14,419.92/x
  3. Step 3: Cross multiply
    25,749.93x = 35,535 × 14,419.92
  4. Step 4: Simplify right side
    25,749.93x = 512,411,857.20
  5. Step 5: Solve for x
    x = 512,411,857.20/25,749.93
  6. Step 6: Final answer
    x = 19,899.54

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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.