Home / 32,356.74-44,643.59-18,931.30

Finding the Fourth Proportional to 32,356.74, 44,643.59 and 18,931.30

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Solution

The fourth proportional to 32,356.74, 44,643.59 and 18,931.30 is: 26,120.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,356.74 : 44,643.59 = 18,931.30 : x
  2. Step 2: Convert to fraction form
    32,356.74/44,643.59 = 18,931.30/x
  3. Step 3: Cross multiply
    32,356.74x = 44,643.59 × 18,931.30
  4. Step 4: Simplify right side
    32,356.74x = 845,161,060.09
  5. Step 5: Solve for x
    x = 845,161,060.09/32,356.74
  6. Step 6: Final answer
    x = 26,120.09

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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.