Home / 25,669.46-35,421.83-14,338.06

Finding the Fourth Proportional to 25,669.46, 35,421.83 and 14,338.06

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Solution

The fourth proportional to 25,669.46, 35,421.83 and 14,338.06 is: 19,785.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,669.46 : 35,421.83 = 14,338.06 : x
  2. Step 2: Convert to fraction form
    25,669.46/35,421.83 = 14,338.06/x
  3. Step 3: Cross multiply
    25,669.46x = 35,421.83 × 14,338.06
  4. Step 4: Simplify right side
    25,669.46x = 507,880,323.85
  5. Step 5: Solve for x
    x = 507,880,323.85/25,669.46
  6. Step 6: Final answer
    x = 19,785.39

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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.