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Finding the Fourth Proportional to 35,787.98, 53,681.94 and 9,494.76

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Solution

The fourth proportional to 35,787.98, 53,681.94 and 9,494.76 is: 14,242.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,787.98 : 53,681.94 = 9,494.76 : x
  2. Step 2: Convert to fraction form
    35,787.98/53,681.94 = 9,494.76/x
  3. Step 3: Cross multiply
    35,787.98x = 53,681.94 × 9,494.76
  4. Step 4: Simplify right side
    35,787.98x = 509,697,136.63
  5. Step 5: Solve for x
    x = 509,697,136.63/35,787.98
  6. Step 6: Final answer
    x = 14,242.13

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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.