Home / 25,075.74-34,599.78-14,320.56

Finding the Fourth Proportional to 25,075.74, 34,599.78 and 14,320.56

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Solution

The fourth proportional to 25,075.74, 34,599.78 and 14,320.56 is: 19,759.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,075.74 : 34,599.78 = 14,320.56 : x
  2. Step 2: Convert to fraction form
    25,075.74/34,599.78 = 14,320.56/x
  3. Step 3: Cross multiply
    25,075.74x = 34,599.78 × 14,320.56
  4. Step 4: Simplify right side
    25,075.74x = 495,488,225.48
  5. Step 5: Solve for x
    x = 495,488,225.48/25,075.74
  6. Step 6: Final answer
    x = 19,759.67

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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.