Home / 55,048.16-75,966.60-32,388

Finding the Fourth Proportional to 55,048.16, 75,966.60 and 32,388

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Solution

The fourth proportional to 55,048.16, 75,966.60 and 32,388 is: 44,695.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,048.16 : 75,966.60 = 32,388 : x
  2. Step 2: Convert to fraction form
    55,048.16/75,966.60 = 32,388/x
  3. Step 3: Cross multiply
    55,048.16x = 75,966.60 × 32,388
  4. Step 4: Simplify right side
    55,048.16x = 2,460,406,078.86
  5. Step 5: Solve for x
    x = 2,460,406,078.86/55,048.16
  6. Step 6: Final answer
    x = 44,695.52

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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.