Home / 56,901.19-85,340.26-15,338.47

Finding the Fourth Proportional to 56,901.19, 85,340.26 and 15,338.47

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Solution

The fourth proportional to 56,901.19, 85,340.26 and 15,338.47 is: 23,004.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,901.19 : 85,340.26 = 15,338.47 : x
  2. Step 2: Convert to fraction form
    56,901.19/85,340.26 = 15,338.47/x
  3. Step 3: Cross multiply
    56,901.19x = 85,340.26 × 15,338.47
  4. Step 4: Simplify right side
    56,901.19x = 1,308,989,017.80
  5. Step 5: Solve for x
    x = 1,308,989,017.80/56,901.19
  6. Step 6: Final answer
    x = 23,004.60

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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.