Home / 13,718.25-18,941.85-10,526.49

Finding the Fourth Proportional to 13,718.25, 18,941.85 and 10,526.49

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Solution

The fourth proportional to 13,718.25, 18,941.85 and 10,526.49 is: 14,534.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,718.25 : 18,941.85 = 10,526.49 : x
  2. Step 2: Convert to fraction form
    13,718.25/18,941.85 = 10,526.49/x
  3. Step 3: Cross multiply
    13,718.25x = 18,941.85 × 10,526.49
  4. Step 4: Simplify right side
    13,718.25x = 199,391,194.61
  5. Step 5: Solve for x
    x = 199,391,194.61/13,718.25
  6. Step 6: Final answer
    x = 14,534.74

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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.