Home / 25,417.28-35,075.85-14,239.28

Finding the Fourth Proportional to 25,417.28, 35,075.85 and 14,239.28

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Solution

The fourth proportional to 25,417.28, 35,075.85 and 14,239.28 is: 19,650.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,417.28 : 35,075.85 = 14,239.28 : x
  2. Step 2: Convert to fraction form
    25,417.28/35,075.85 = 14,239.28/x
  3. Step 3: Cross multiply
    25,417.28x = 35,075.85 × 14,239.28
  4. Step 4: Simplify right side
    25,417.28x = 499,454,849.39
  5. Step 5: Solve for x
    x = 499,454,849.39/25,417.28
  6. Step 6: Final answer
    x = 19,650.21

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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.