Home / 16,810.04-25,212.57-6,278.74

Finding the Fourth Proportional to 16,810.04, 25,212.57 and 6,278.74

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Solution

The fourth proportional to 16,810.04, 25,212.57 and 6,278.74 is: 9,417.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,810.04 : 25,212.57 = 6,278.74 : x
  2. Step 2: Convert to fraction form
    16,810.04/25,212.57 = 6,278.74/x
  3. Step 3: Cross multiply
    16,810.04x = 25,212.57 × 6,278.74
  4. Step 4: Simplify right side
    16,810.04x = 158,303,014.31
  5. Step 5: Solve for x
    x = 158,303,014.31/16,810.04
  6. Step 6: Final answer
    x = 9,417.17

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.