Home / 50,813.16-70,124.26-28,457.32

Finding the Fourth Proportional to 50,813.16, 70,124.26 and 28,457.32

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Solution

The fourth proportional to 50,813.16, 70,124.26 and 28,457.32 is: 39,272.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,813.16 : 70,124.26 = 28,457.32 : x
  2. Step 2: Convert to fraction form
    50,813.16/70,124.26 = 28,457.32/x
  3. Step 3: Cross multiply
    50,813.16x = 70,124.26 × 28,457.32
  4. Step 4: Simplify right side
    50,813.16x = 1,995,548,506.58
  5. Step 5: Solve for x
    x = 1,995,548,506.58/50,813.16
  6. Step 6: Final answer
    x = 39,272.28

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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.