Home / 18,622.02-25,698.83-10,124.63

Finding the Fourth Proportional to 18,622.02, 25,698.83 and 10,124.63

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Solution

The fourth proportional to 18,622.02, 25,698.83 and 10,124.63 is: 13,972.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,622.02 : 25,698.83 = 10,124.63 : x
  2. Step 2: Convert to fraction form
    18,622.02/25,698.83 = 10,124.63/x
  3. Step 3: Cross multiply
    18,622.02x = 25,698.83 × 10,124.63
  4. Step 4: Simplify right side
    18,622.02x = 260,190,966.07
  5. Step 5: Solve for x
    x = 260,190,966.07/18,622.02
  6. Step 6: Final answer
    x = 13,972.22

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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.