Home / 38,332.17-52,898.39-21,336.05

Finding the Fourth Proportional to 38,332.17, 52,898.39 and 21,336.05

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Solution

The fourth proportional to 38,332.17, 52,898.39 and 21,336.05 is: 29,443.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,332.17 : 52,898.39 = 21,336.05 : x
  2. Step 2: Convert to fraction form
    38,332.17/52,898.39 = 21,336.05/x
  3. Step 3: Cross multiply
    38,332.17x = 52,898.39 × 21,336.05
  4. Step 4: Simplify right side
    38,332.17x = 1,128,642,322.79
  5. Step 5: Solve for x
    x = 1,128,642,322.79/38,332.17
  6. Step 6: Final answer
    x = 29,443.74

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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.