Home / 35,490.15-53,246.31-10,530.32

Finding the Fourth Proportional to 35,490.15, 53,246.31 and 10,530.32

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Solution

The fourth proportional to 35,490.15, 53,246.31 and 10,530.32 is: 15,798.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,490.15 : 53,246.31 = 10,530.32 : x
  2. Step 2: Convert to fraction form
    35,490.15/53,246.31 = 10,530.32/x
  3. Step 3: Cross multiply
    35,490.15x = 53,246.31 × 10,530.32
  4. Step 4: Simplify right side
    35,490.15x = 560,700,416.89
  5. Step 5: Solve for x
    x = 560,700,416.89/35,490.15
  6. Step 6: Final answer
    x = 15,798.76

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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.