Home / 25,417.40-35,075.43-14,086.71

Finding the Fourth Proportional to 25,417.40, 35,075.43 and 14,086.71

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Solution

The fourth proportional to 25,417.40, 35,075.43 and 14,086.71 is: 19,439.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,417.40 : 35,075.43 = 14,086.71 : x
  2. Step 2: Convert to fraction form
    25,417.40/35,075.43 = 14,086.71/x
  3. Step 3: Cross multiply
    25,417.40x = 35,075.43 × 14,086.71
  4. Step 4: Simplify right side
    25,417.40x = 494,097,410.54
  5. Step 5: Solve for x
    x = 494,097,410.54/25,417.40
  6. Step 6: Final answer
    x = 19,439.34

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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.