Home / 28,307.34-39,064.95-16,374.42

Finding the Fourth Proportional to 28,307.34, 39,064.95 and 16,374.42

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Solution

The fourth proportional to 28,307.34, 39,064.95 and 16,374.42 is: 22,597.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,307.34 : 39,064.95 = 16,374.42 : x
  2. Step 2: Convert to fraction form
    28,307.34/39,064.95 = 16,374.42/x
  3. Step 3: Cross multiply
    28,307.34x = 39,064.95 × 16,374.42
  4. Step 4: Simplify right side
    28,307.34x = 639,665,898.58
  5. Step 5: Solve for x
    x = 639,665,898.58/28,307.34
  6. Step 6: Final answer
    x = 22,597.17

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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.