Home / 13,633.04-20,423.16-10,510.16

Finding the Fourth Proportional to 13,633.04, 20,423.16 and 10,510.16

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Solution

The fourth proportional to 13,633.04, 20,423.16 and 10,510.16 is: 15,744.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,633.04 : 20,423.16 = 10,510.16 : x
  2. Step 2: Convert to fraction form
    13,633.04/20,423.16 = 10,510.16/x
  3. Step 3: Cross multiply
    13,633.04x = 20,423.16 × 10,510.16
  4. Step 4: Simplify right side
    13,633.04x = 214,650,679.31
  5. Step 5: Solve for x
    x = 214,650,679.31/13,633.04
  6. Step 6: Final answer
    x = 15,744.89

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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.