Home / 35,490.42-53,235.36-10,528.39

Finding the Fourth Proportional to 35,490.42, 53,235.36 and 10,528.39

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Solution

The fourth proportional to 35,490.42, 53,235.36 and 10,528.39 is: 15,792.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,490.42 : 53,235.36 = 10,528.39 : x
  2. Step 2: Convert to fraction form
    35,490.42/53,235.36 = 10,528.39/x
  3. Step 3: Cross multiply
    35,490.42x = 53,235.36 × 10,528.39
  4. Step 4: Simplify right side
    35,490.42x = 560,482,631.87
  5. Step 5: Solve for x
    x = 560,482,631.87/35,490.42
  6. Step 6: Final answer
    x = 15,792.50

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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.