Home / 16,722.96-23,070.48-10,424.40

Finding the Fourth Proportional to 16,722.96, 23,070.48 and 10,424.40

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Solution

The fourth proportional to 16,722.96, 23,070.48 and 10,424.40 is: 14,381.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,722.96 : 23,070.48 = 10,424.40 : x
  2. Step 2: Convert to fraction form
    16,722.96/23,070.48 = 10,424.40/x
  3. Step 3: Cross multiply
    16,722.96x = 23,070.48 × 10,424.40
  4. Step 4: Simplify right side
    16,722.96x = 240,495,911.71
  5. Step 5: Solve for x
    x = 240,495,911.71/16,722.96
  6. Step 6: Final answer
    x = 14,381.18

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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.