Home / 14,030.55-21,050.01-4,170.15

Finding the Fourth Proportional to 14,030.55, 21,050.01 and 4,170.15

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Solution

The fourth proportional to 14,030.55, 21,050.01 and 4,170.15 is: 6,256.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,030.55 : 21,050.01 = 4,170.15 : x
  2. Step 2: Convert to fraction form
    14,030.55/21,050.01 = 4,170.15/x
  3. Step 3: Cross multiply
    14,030.55x = 21,050.01 × 4,170.15
  4. Step 4: Simplify right side
    14,030.55x = 87,781,699.20
  5. Step 5: Solve for x
    x = 87,781,699.20/14,030.55
  6. Step 6: Final answer
    x = 6,256.47

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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.