Home / 35,528.40-53,288.50-9,235.20

Finding the Fourth Proportional to 35,528.40, 53,288.50 and 9,235.20

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Solution

The fourth proportional to 35,528.40, 53,288.50 and 9,235.20 is: 13,851.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,528.40 : 53,288.50 = 9,235.20 : x
  2. Step 2: Convert to fraction form
    35,528.40/53,288.50 = 9,235.20/x
  3. Step 3: Cross multiply
    35,528.40x = 53,288.50 × 9,235.20
  4. Step 4: Simplify right side
    35,528.40x = 492,129,955.20
  5. Step 5: Solve for x
    x = 492,129,955.20/35,528.40
  6. Step 6: Final answer
    x = 13,851.73

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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.