Home / 51,041.26-70,437.16-28,382.32

Finding the Fourth Proportional to 51,041.26, 70,437.16 and 28,382.32

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Solution

The fourth proportional to 51,041.26, 70,437.16 and 28,382.32 is: 39,167.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,041.26 : 70,437.16 = 28,382.32 : x
  2. Step 2: Convert to fraction form
    51,041.26/70,437.16 = 28,382.32/x
  3. Step 3: Cross multiply
    51,041.26x = 70,437.16 × 28,382.32
  4. Step 4: Simplify right side
    51,041.26x = 1,999,170,015.01
  5. Step 5: Solve for x
    x = 1,999,170,015.01/51,041.26
  6. Step 6: Final answer
    x = 39,167.72

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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.