Home / 50,957.79-70,319.39-28,298.22

Finding the Fourth Proportional to 50,957.79, 70,319.39 and 28,298.22

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Solution

The fourth proportional to 50,957.79, 70,319.39 and 28,298.22 is: 39,050.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,957.79 : 70,319.39 = 28,298.22 : x
  2. Step 2: Convert to fraction form
    50,957.79/70,319.39 = 28,298.22/x
  3. Step 3: Cross multiply
    50,957.79x = 70,319.39 × 28,298.22
  4. Step 4: Simplify right side
    50,957.79x = 1,989,913,718.02
  5. Step 5: Solve for x
    x = 1,989,913,718.02/50,957.79
  6. Step 6: Final answer
    x = 39,050.24

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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.