Home / 38,981.60-58,468.73-10,904.16

Finding the Fourth Proportional to 38,981.60, 58,468.73 and 10,904.16

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Solution

The fourth proportional to 38,981.60, 58,468.73 and 10,904.16 is: 16,355.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,981.60 : 58,468.73 = 10,904.16 : x
  2. Step 2: Convert to fraction form
    38,981.60/58,468.73 = 10,904.16/x
  3. Step 3: Cross multiply
    38,981.60x = 58,468.73 × 10,904.16
  4. Step 4: Simplify right side
    38,981.60x = 637,552,386.92
  5. Step 5: Solve for x
    x = 637,552,386.92/38,981.60
  6. Step 6: Final answer
    x = 16,355.21

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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.