Home / 14,041.74-21,052.20-6,637.55

Finding the Fourth Proportional to 14,041.74, 21,052.20 and 6,637.55

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Solution

The fourth proportional to 14,041.74, 21,052.20 and 6,637.55 is: 9,951.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,041.74 : 21,052.20 = 6,637.55 : x
  2. Step 2: Convert to fraction form
    14,041.74/21,052.20 = 6,637.55/x
  3. Step 3: Cross multiply
    14,041.74x = 21,052.20 × 6,637.55
  4. Step 4: Simplify right side
    14,041.74x = 139,734,994.07
  5. Step 5: Solve for x
    x = 139,734,994.07/14,041.74
  6. Step 6: Final answer
    x = 9,951.40

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.