Home / 14,837.40-22,148.85-12,622.46

Finding the Fourth Proportional to 14,837.40, 22,148.85 and 12,622.46

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Solution

The fourth proportional to 14,837.40, 22,148.85 and 12,622.46 is: 18,842.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,837.40 : 22,148.85 = 12,622.46 : x
  2. Step 2: Convert to fraction form
    14,837.40/22,148.85 = 12,622.46/x
  3. Step 3: Cross multiply
    14,837.40x = 22,148.85 × 12,622.46
  4. Step 4: Simplify right side
    14,837.40x = 279,572,909.76
  5. Step 5: Solve for x
    x = 279,572,909.76/14,837.40
  6. Step 6: Final answer
    x = 18,842.45

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.