Home / 50,938.41-70,291.10-28,275.32

Finding the Fourth Proportional to 50,938.41, 70,291.10 and 28,275.32

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Solution

The fourth proportional to 50,938.41, 70,291.10 and 28,275.32 is: 39,017.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,938.41 : 70,291.10 = 28,275.32 : x
  2. Step 2: Convert to fraction form
    50,938.41/70,291.10 = 28,275.32/x
  3. Step 3: Cross multiply
    50,938.41x = 70,291.10 × 28,275.32
  4. Step 4: Simplify right side
    50,938.41x = 1,987,503,345.65
  5. Step 5: Solve for x
    x = 1,987,503,345.65/50,938.41
  6. Step 6: Final answer
    x = 39,017.77

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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.