Home / 34,271.13-51,406.70-9,311.18

Finding the Fourth Proportional to 34,271.13, 51,406.70 and 9,311.18

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Solution

The fourth proportional to 34,271.13, 51,406.70 and 9,311.18 is: 13,966.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,271.13 : 51,406.70 = 9,311.18 : x
  2. Step 2: Convert to fraction form
    34,271.13/51,406.70 = 9,311.18/x
  3. Step 3: Cross multiply
    34,271.13x = 51,406.70 × 9,311.18
  4. Step 4: Simplify right side
    34,271.13x = 478,657,036.91
  5. Step 5: Solve for x
    x = 478,657,036.91/34,271.13
  6. Step 6: Final answer
    x = 13,966.77

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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.