Home / 15,740.34-23,613.45-5,210.46

Finding the Fourth Proportional to 15,740.34, 23,613.45 and 5,210.46

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Solution

The fourth proportional to 15,740.34, 23,613.45 and 5,210.46 is: 7,816.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,740.34 : 23,613.45 = 5,210.46 : x
  2. Step 2: Convert to fraction form
    15,740.34/23,613.45 = 5,210.46/x
  3. Step 3: Cross multiply
    15,740.34x = 23,613.45 × 5,210.46
  4. Step 4: Simplify right side
    15,740.34x = 123,036,936.69
  5. Step 5: Solve for x
    x = 123,036,936.69/15,740.34
  6. Step 6: Final answer
    x = 7,816.66

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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.