Home / 51,969.02-77,953.52-12,526.18

Finding the Fourth Proportional to 51,969.02, 77,953.52 and 12,526.18

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Solution

The fourth proportional to 51,969.02, 77,953.52 and 12,526.18 is: 18,789.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,969.02 : 77,953.52 = 12,526.18 : x
  2. Step 2: Convert to fraction form
    51,969.02/77,953.52 = 12,526.18/x
  3. Step 3: Cross multiply
    51,969.02x = 77,953.52 × 12,526.18
  4. Step 4: Simplify right side
    51,969.02x = 976,459,659.59
  5. Step 5: Solve for x
    x = 976,459,659.59/51,969.02
  6. Step 6: Final answer
    x = 18,789.27

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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.