Home / 38,983.91-58,479.54-10,903.95

Finding the Fourth Proportional to 38,983.91, 58,479.54 and 10,903.95

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Solution

The fourth proportional to 38,983.91, 58,479.54 and 10,903.95 is: 16,356.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,983.91 : 58,479.54 = 10,903.95 : x
  2. Step 2: Convert to fraction form
    38,983.91/58,479.54 = 10,903.95/x
  3. Step 3: Cross multiply
    38,983.91x = 58,479.54 × 10,903.95
  4. Step 4: Simplify right side
    38,983.91x = 637,657,980.18
  5. Step 5: Solve for x
    x = 637,657,980.18/38,983.91
  6. Step 6: Final answer
    x = 16,356.96

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.