Home / 15,406.26-23,111.02-4,877.74

Finding the Fourth Proportional to 15,406.26, 23,111.02 and 4,877.74

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Solution

The fourth proportional to 15,406.26, 23,111.02 and 4,877.74 is: 7,317.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,406.26 : 23,111.02 = 4,877.74 : x
  2. Step 2: Convert to fraction form
    15,406.26/23,111.02 = 4,877.74/x
  3. Step 3: Cross multiply
    15,406.26x = 23,111.02 × 4,877.74
  4. Step 4: Simplify right side
    15,406.26x = 112,729,495.01
  5. Step 5: Solve for x
    x = 112,729,495.01/15,406.26
  6. Step 6: Final answer
    x = 7,317.12

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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.