Home / 43,141.32-64,710.36-17,840.16

Finding the Fourth Proportional to 43,141.32, 64,710.36 and 17,840.16

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Solution

The fourth proportional to 43,141.32, 64,710.36 and 17,840.16 is: 26,759.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,141.32 : 64,710.36 = 17,840.16 : x
  2. Step 2: Convert to fraction form
    43,141.32/64,710.36 = 17,840.16/x
  3. Step 3: Cross multiply
    43,141.32x = 64,710.36 × 17,840.16
  4. Step 4: Simplify right side
    43,141.32x = 1,154,443,176.06
  5. Step 5: Solve for x
    x = 1,154,443,176.06/43,141.32
  6. Step 6: Final answer
    x = 26,759.57

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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.