Home / 38,358.84-52,933.18-21,362.77

Finding the Fourth Proportional to 38,358.84, 52,933.18 and 21,362.77

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Solution

The fourth proportional to 38,358.84, 52,933.18 and 21,362.77 is: 29,479.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,358.84 : 52,933.18 = 21,362.77 : x
  2. Step 2: Convert to fraction form
    38,358.84/52,933.18 = 21,362.77/x
  3. Step 3: Cross multiply
    38,358.84x = 52,933.18 × 21,362.77
  4. Step 4: Simplify right side
    38,358.84x = 1,130,799,349.71
  5. Step 5: Solve for x
    x = 1,130,799,349.71/38,358.84
  6. Step 6: Final answer
    x = 29,479.50

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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.