Home / 35,341.55-53,012.56-10,381.50

Finding the Fourth Proportional to 35,341.55, 53,012.56 and 10,381.50

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Solution

The fourth proportional to 35,341.55, 53,012.56 and 10,381.50 is: 15,572.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,341.55 : 53,012.56 = 10,381.50 : x
  2. Step 2: Convert to fraction form
    35,341.55/53,012.56 = 10,381.50/x
  3. Step 3: Cross multiply
    35,341.55x = 53,012.56 × 10,381.50
  4. Step 4: Simplify right side
    35,341.55x = 550,349,891.64
  5. Step 5: Solve for x
    x = 550,349,891.64/35,341.55
  6. Step 6: Final answer
    x = 15,572.32

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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.