Home / 27,446.10-37,875.78-14,870.86

Finding the Fourth Proportional to 27,446.10, 37,875.78 and 14,870.86

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Solution

The fourth proportional to 27,446.10, 37,875.78 and 14,870.86 is: 20,521.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,446.10 : 37,875.78 = 14,870.86 : x
  2. Step 2: Convert to fraction form
    27,446.10/37,875.78 = 14,870.86/x
  3. Step 3: Cross multiply
    27,446.10x = 37,875.78 × 14,870.86
  4. Step 4: Simplify right side
    27,446.10x = 563,245,421.77
  5. Step 5: Solve for x
    x = 563,245,421.77/27,446.10
  6. Step 6: Final answer
    x = 20,521.87

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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.