Home / 25,452.18-35,130.69-14,277.78

Finding the Fourth Proportional to 25,452.18, 35,130.69 and 14,277.78

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Solution

The fourth proportional to 25,452.18, 35,130.69 and 14,277.78 is: 19,707.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,452.18 : 35,130.69 = 14,277.78 : x
  2. Step 2: Convert to fraction form
    25,452.18/35,130.69 = 14,277.78/x
  3. Step 3: Cross multiply
    25,452.18x = 35,130.69 × 14,277.78
  4. Step 4: Simplify right side
    25,452.18x = 501,588,263.07
  5. Step 5: Solve for x
    x = 501,588,263.07/25,452.18
  6. Step 6: Final answer
    x = 19,707.08

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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.