Home / 35,088.93-52,631.71-12,900.77

Finding the Fourth Proportional to 35,088.93, 52,631.71 and 12,900.77

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Solution

The fourth proportional to 35,088.93, 52,631.71 and 12,900.77 is: 19,350.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,088.93 : 52,631.71 = 12,900.77 : x
  2. Step 2: Convert to fraction form
    35,088.93/52,631.71 = 12,900.77/x
  3. Step 3: Cross multiply
    35,088.93x = 52,631.71 × 12,900.77
  4. Step 4: Simplify right side
    35,088.93x = 678,989,487.38
  5. Step 5: Solve for x
    x = 678,989,487.38/35,088.93
  6. Step 6: Final answer
    x = 19,350.53

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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.