Home / 38,966.60-58,455.52-12,303.52

Finding the Fourth Proportional to 38,966.60, 58,455.52 and 12,303.52

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Solution

The fourth proportional to 38,966.60, 58,455.52 and 12,303.52 is: 18,457.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,966.60 : 58,455.52 = 12,303.52 : x
  2. Step 2: Convert to fraction form
    38,966.60/58,455.52 = 12,303.52/x
  3. Step 3: Cross multiply
    38,966.60x = 58,455.52 × 12,303.52
  4. Step 4: Simplify right side
    38,966.60x = 719,208,659.43
  5. Step 5: Solve for x
    x = 719,208,659.43/38,966.60
  6. Step 6: Final answer
    x = 18,457.05

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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.