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Finding the Fourth Proportional to 45,706.87, 63,075.63 and 25,564.10

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Solution

The fourth proportional to 45,706.87, 63,075.63 and 25,564.10 is: 35,278.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,706.87 : 63,075.63 = 25,564.10 : x
  2. Step 2: Convert to fraction form
    45,706.87/63,075.63 = 25,564.10/x
  3. Step 3: Cross multiply
    45,706.87x = 63,075.63 × 25,564.10
  4. Step 4: Simplify right side
    45,706.87x = 1,612,471,269.68
  5. Step 5: Solve for x
    x = 1,612,471,269.68/45,706.87
  6. Step 6: Final answer
    x = 35,278.53

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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.