Home / 25,564.21-35,278.28-14,810.55

Finding the Fourth Proportional to 25,564.21, 35,278.28 and 14,810.55

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Solution

The fourth proportional to 25,564.21, 35,278.28 and 14,810.55 is: 20,438.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,564.21 : 35,278.28 = 14,810.55 : x
  2. Step 2: Convert to fraction form
    25,564.21/35,278.28 = 14,810.55/x
  3. Step 3: Cross multiply
    25,564.21x = 35,278.28 × 14,810.55
  4. Step 4: Simplify right side
    25,564.21x = 522,490,686.22
  5. Step 5: Solve for x
    x = 522,490,686.22/25,564.21
  6. Step 6: Final answer
    x = 20,438.36

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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.