Home / 15,586.25-21,492.00-10,541.71

Finding the Fourth Proportional to 15,586.25, 21,492.00 and 10,541.71

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Solution

The fourth proportional to 15,586.25, 21,492.00 and 10,541.71 is: 14,536.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,586.25 : 21,492.00 = 10,541.71 : x
  2. Step 2: Convert to fraction form
    15,586.25/21,492.00 = 10,541.71/x
  3. Step 3: Cross multiply
    15,586.25x = 21,492.00 × 10,541.71
  4. Step 4: Simplify right side
    15,586.25x = 226,562,417.12
  5. Step 5: Solve for x
    x = 226,562,417.12/15,586.25
  6. Step 6: Final answer
    x = 14,536.05

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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.