Home / 28,507.19-39,343.23-23,718.66

Finding the Fourth Proportional to 28,507.19, 39,343.23 and 23,718.66

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Solution

The fourth proportional to 28,507.19, 39,343.23 and 23,718.66 is: 32,734.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,507.19 : 39,343.23 = 23,718.66 : x
  2. Step 2: Convert to fraction form
    28,507.19/39,343.23 = 23,718.66/x
  3. Step 3: Cross multiply
    28,507.19x = 39,343.23 × 23,718.66
  4. Step 4: Simplify right side
    28,507.19x = 933,168,695.67
  5. Step 5: Solve for x
    x = 933,168,695.67/28,507.19
  6. Step 6: Final answer
    x = 32,734.51

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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.