Home / 35,840.12-53,768.87-10,878.74

Finding the Fourth Proportional to 35,840.12, 53,768.87 and 10,878.74

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Solution

The fourth proportional to 35,840.12, 53,768.87 and 10,878.74 is: 16,320.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,840.12 : 53,768.87 = 10,878.74 : x
  2. Step 2: Convert to fraction form
    35,840.12/53,768.87 = 10,878.74/x
  3. Step 3: Cross multiply
    35,840.12x = 53,768.87 × 10,878.74
  4. Step 4: Simplify right side
    35,840.12x = 584,937,233.59
  5. Step 5: Solve for x
    x = 584,937,233.59/35,840.12
  6. Step 6: Final answer
    x = 16,320.74

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.