Home / 21,045.04-29,043.02-12,095.35

Finding the Fourth Proportional to 21,045.04, 29,043.02 and 12,095.35

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Solution

The fourth proportional to 21,045.04, 29,043.02 and 12,095.35 is: 16,692.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,045.04 : 29,043.02 = 12,095.35 : x
  2. Step 2: Convert to fraction form
    21,045.04/29,043.02 = 12,095.35/x
  3. Step 3: Cross multiply
    21,045.04x = 29,043.02 × 12,095.35
  4. Step 4: Simplify right side
    21,045.04x = 351,285,491.96
  5. Step 5: Solve for x
    x = 351,285,491.96/21,045.04
  6. Step 6: Final answer
    x = 16,692.08

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.