Home / 25,810.74-35,617.56-14,478.84

Finding the Fourth Proportional to 25,810.74, 35,617.56 and 14,478.84

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Solution

The fourth proportional to 25,810.74, 35,617.56 and 14,478.84 is: 19,980.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,810.74 : 35,617.56 = 14,478.84 : x
  2. Step 2: Convert to fraction form
    25,810.74/35,617.56 = 14,478.84/x
  3. Step 3: Cross multiply
    25,810.74x = 35,617.56 × 14,478.84
  4. Step 4: Simplify right side
    25,810.74x = 515,700,952.43
  5. Step 5: Solve for x
    x = 515,700,952.43/25,810.74
  6. Step 6: Final answer
    x = 19,980.09

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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.