Home / 34,012.18-51,038.10-14,289.22

Finding the Fourth Proportional to 34,012.18, 51,038.10 and 14,289.22

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Solution

The fourth proportional to 34,012.18, 51,038.10 and 14,289.22 is: 21,442.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,012.18 : 51,038.10 = 14,289.22 : x
  2. Step 2: Convert to fraction form
    34,012.18/51,038.10 = 14,289.22/x
  3. Step 3: Cross multiply
    34,012.18x = 51,038.10 × 14,289.22
  4. Step 4: Simplify right side
    34,012.18x = 729,294,639.28
  5. Step 5: Solve for x
    x = 729,294,639.28/34,012.18
  6. Step 6: Final answer
    x = 21,442.16

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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.