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Finding the Fourth Proportional to 35,465.55, 53,206.11 and 10,507.55

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Solution

The fourth proportional to 35,465.55, 53,206.11 and 10,507.55 is: 15,763.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,465.55 : 53,206.11 = 10,507.55 : x
  2. Step 2: Convert to fraction form
    35,465.55/53,206.11 = 10,507.55/x
  3. Step 3: Cross multiply
    35,465.55x = 53,206.11 × 10,507.55
  4. Step 4: Simplify right side
    35,465.55x = 559,065,861.13
  5. Step 5: Solve for x
    x = 559,065,861.13/35,465.55
  6. Step 6: Final answer
    x = 15,763.63

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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.