Home / 15,808.12-23,708.53-7,038.25

Finding the Fourth Proportional to 15,808.12, 23,708.53 and 7,038.25

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Solution

The fourth proportional to 15,808.12, 23,708.53 and 7,038.25 is: 10,555.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,808.12 : 23,708.53 = 7,038.25 : x
  2. Step 2: Convert to fraction form
    15,808.12/23,708.53 = 7,038.25/x
  3. Step 3: Cross multiply
    15,808.12x = 23,708.53 × 7,038.25
  4. Step 4: Simplify right side
    15,808.12x = 166,866,561.27
  5. Step 5: Solve for x
    x = 166,866,561.27/15,808.12
  6. Step 6: Final answer
    x = 10,555.75

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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.