Home / 35,089.76-52,628.96-12,897.68

Finding the Fourth Proportional to 35,089.76, 52,628.96 and 12,897.68

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Solution

The fourth proportional to 35,089.76, 52,628.96 and 12,897.68 is: 19,344.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,089.76 : 52,628.96 = 12,897.68 : x
  2. Step 2: Convert to fraction form
    35,089.76/52,628.96 = 12,897.68/x
  3. Step 3: Cross multiply
    35,089.76x = 52,628.96 × 12,897.68
  4. Step 4: Simplify right side
    35,089.76x = 678,791,484.81
  5. Step 5: Solve for x
    x = 678,791,484.81/35,089.76
  6. Step 6: Final answer
    x = 19,344.43

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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.