Home / 25,419.57-35,075.67-14,664.84

Finding the Fourth Proportional to 25,419.57, 35,075.67 and 14,664.84

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Solution

The fourth proportional to 25,419.57, 35,075.67 and 14,664.84 is: 20,235.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,419.57 : 35,075.67 = 14,664.84 : x
  2. Step 2: Convert to fraction form
    25,419.57/35,075.67 = 14,664.84/x
  3. Step 3: Cross multiply
    25,419.57x = 35,075.67 × 14,664.84
  4. Step 4: Simplify right side
    25,419.57x = 514,379,088.44
  5. Step 5: Solve for x
    x = 514,379,088.44/25,419.57
  6. Step 6: Final answer
    x = 20,235.55

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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.