Home / 42,183.09-58,210.38-23,319

Finding the Fourth Proportional to 42,183.09, 58,210.38 and 23,319

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Solution

The fourth proportional to 42,183.09, 58,210.38 and 23,319 is: 32,178.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,183.09 : 58,210.38 = 23,319 : x
  2. Step 2: Convert to fraction form
    42,183.09/58,210.38 = 23,319/x
  3. Step 3: Cross multiply
    42,183.09x = 58,210.38 × 23,319
  4. Step 4: Simplify right side
    42,183.09x = 1,357,407,851.22
  5. Step 5: Solve for x
    x = 1,357,407,851.22/42,183.09
  6. Step 6: Final answer
    x = 32,178.96

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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.