Home / 32,875.66-45,357.33-18,718.48

Finding the Fourth Proportional to 32,875.66, 45,357.33 and 18,718.48

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Solution

The fourth proportional to 32,875.66, 45,357.33 and 18,718.48 is: 25,825.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,875.66 : 45,357.33 = 18,718.48 : x
  2. Step 2: Convert to fraction form
    32,875.66/45,357.33 = 18,718.48/x
  3. Step 3: Cross multiply
    32,875.66x = 45,357.33 × 18,718.48
  4. Step 4: Simplify right side
    32,875.66x = 849,020,274.46
  5. Step 5: Solve for x
    x = 849,020,274.46/32,875.66
  6. Step 6: Final answer
    x = 25,825.19

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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.