Home / 52,208.32-72,048.02-28,335.20

Finding the Fourth Proportional to 52,208.32, 72,048.02 and 28,335.20

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Solution

The fourth proportional to 52,208.32, 72,048.02 and 28,335.20 is: 39,102.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,208.32 : 72,048.02 = 28,335.20 : x
  2. Step 2: Convert to fraction form
    52,208.32/72,048.02 = 28,335.20/x
  3. Step 3: Cross multiply
    52,208.32x = 72,048.02 × 28,335.20
  4. Step 4: Simplify right side
    52,208.32x = 2,041,495,056.30
  5. Step 5: Solve for x
    x = 2,041,495,056.30/52,208.32
  6. Step 6: Final answer
    x = 39,102.87

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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.