Home / 15,574.12-23,368.03-8,176.86

Finding the Fourth Proportional to 15,574.12, 23,368.03 and 8,176.86

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Solution

The fourth proportional to 15,574.12, 23,368.03 and 8,176.86 is: 12,268.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,574.12 : 23,368.03 = 8,176.86 : x
  2. Step 2: Convert to fraction form
    15,574.12/23,368.03 = 8,176.86/x
  3. Step 3: Cross multiply
    15,574.12x = 23,368.03 × 8,176.86
  4. Step 4: Simplify right side
    15,574.12x = 191,077,089.34
  5. Step 5: Solve for x
    x = 191,077,089.34/15,574.12
  6. Step 6: Final answer
    x = 12,268.89

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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.