Home / 14,970.04-20,653.35-8,997.10

Finding the Fourth Proportional to 14,970.04, 20,653.35 and 8,997.10

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Solution

The fourth proportional to 14,970.04, 20,653.35 and 8,997.10 is: 12,412.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,970.04 : 20,653.35 = 8,997.10 : x
  2. Step 2: Convert to fraction form
    14,970.04/20,653.35 = 8,997.10/x
  3. Step 3: Cross multiply
    14,970.04x = 20,653.35 × 8,997.10
  4. Step 4: Simplify right side
    14,970.04x = 185,820,255.29
  5. Step 5: Solve for x
    x = 185,820,255.29/14,970.04
  6. Step 6: Final answer
    x = 12,412.81

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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.