Home / 14,184.02-19,573.78-7,810.48

Finding the Fourth Proportional to 14,184.02, 19,573.78 and 7,810.48

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Solution

The fourth proportional to 14,184.02, 19,573.78 and 7,810.48 is: 10,778.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,184.02 : 19,573.78 = 7,810.48 : x
  2. Step 2: Convert to fraction form
    14,184.02/19,573.78 = 7,810.48/x
  3. Step 3: Cross multiply
    14,184.02x = 19,573.78 × 7,810.48
  4. Step 4: Simplify right side
    14,184.02x = 152,880,480.29
  5. Step 5: Solve for x
    x = 152,880,480.29/14,184.02
  6. Step 6: Final answer
    x = 10,778.36

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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.