Home / 27,492.12-37,939.12-14,916.84

Finding the Fourth Proportional to 27,492.12, 37,939.12 and 14,916.84

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Solution

The fourth proportional to 27,492.12, 37,939.12 and 14,916.84 is: 20,585.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,492.12 : 37,939.12 = 14,916.84 : x
  2. Step 2: Convert to fraction form
    27,492.12/37,939.12 = 14,916.84/x
  3. Step 3: Cross multiply
    27,492.12x = 37,939.12 × 14,916.84
  4. Step 4: Simplify right side
    27,492.12x = 565,931,782.78
  5. Step 5: Solve for x
    x = 565,931,782.78/27,492.12
  6. Step 6: Final answer
    x = 20,585.24

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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.