Home / 51,349.56-70,859.86-28,684.04

Finding the Fourth Proportional to 51,349.56, 70,859.86 and 28,684.04

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Solution

The fourth proportional to 51,349.56, 70,859.86 and 28,684.04 is: 39,582.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,349.56 : 70,859.86 = 28,684.04 : x
  2. Step 2: Convert to fraction form
    51,349.56/70,859.86 = 28,684.04/x
  3. Step 3: Cross multiply
    51,349.56x = 70,859.86 × 28,684.04
  4. Step 4: Simplify right side
    51,349.56x = 2,032,547,058.63
  5. Step 5: Solve for x
    x = 2,032,547,058.63/51,349.56
  6. Step 6: Final answer
    x = 39,582.56

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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.