Home / 19,238.85-26,560.65-14,665.63

Finding the Fourth Proportional to 19,238.85, 26,560.65 and 14,665.63

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Solution

The fourth proportional to 19,238.85, 26,560.65 and 14,665.63 is: 20,246.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,238.85 : 26,560.65 = 14,665.63 : x
  2. Step 2: Convert to fraction form
    19,238.85/26,560.65 = 14,665.63/x
  3. Step 3: Cross multiply
    19,238.85x = 26,560.65 × 14,665.63
  4. Step 4: Simplify right side
    19,238.85x = 389,528,665.46
  5. Step 5: Solve for x
    x = 389,528,665.46/19,238.85
  6. Step 6: Final answer
    x = 20,246.98

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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.