Home / 23,155.37-31,955.02-14,197.72

Finding the Fourth Proportional to 23,155.37, 31,955.02 and 14,197.72

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Solution

The fourth proportional to 23,155.37, 31,955.02 and 14,197.72 is: 19,593.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,155.37 : 31,955.02 = 14,197.72 : x
  2. Step 2: Convert to fraction form
    23,155.37/31,955.02 = 14,197.72/x
  3. Step 3: Cross multiply
    23,155.37x = 31,955.02 × 14,197.72
  4. Step 4: Simplify right side
    23,155.37x = 453,688,311.17
  5. Step 5: Solve for x
    x = 453,688,311.17/23,155.37
  6. Step 6: Final answer
    x = 19,593.22

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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.