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Finding the Fourth Proportional to 35,927.40, 53,886.99 and 9,630.09

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Solution

The fourth proportional to 35,927.40, 53,886.99 and 9,630.09 is: 14,444.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,927.40 : 53,886.99 = 9,630.09 : x
  2. Step 2: Convert to fraction form
    35,927.40/53,886.99 = 9,630.09/x
  3. Step 3: Cross multiply
    35,927.40x = 53,886.99 × 9,630.09
  4. Step 4: Simplify right side
    35,927.40x = 518,936,563.53
  5. Step 5: Solve for x
    x = 518,936,563.53/35,927.40
  6. Step 6: Final answer
    x = 14,444.03

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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.