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Finding the Fourth Proportional to 35,907.40, 53,827.02 and 12,527.56

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Solution

The fourth proportional to 35,907.40, 53,827.02 and 12,527.56 is: 18,779.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,907.40 : 53,827.02 = 12,527.56 : x
  2. Step 2: Convert to fraction form
    35,907.40/53,827.02 = 12,527.56/x
  3. Step 3: Cross multiply
    35,907.40x = 53,827.02 × 12,527.56
  4. Step 4: Simplify right side
    35,907.40x = 674,321,222.67
  5. Step 5: Solve for x
    x = 674,321,222.67/35,907.40
  6. Step 6: Final answer
    x = 18,779.45

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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.