Home / 35,397.46-53,087.68-10,430.76

Finding the Fourth Proportional to 35,397.46, 53,087.68 and 10,430.76

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Solution

The fourth proportional to 35,397.46, 53,087.68 and 10,430.76 is: 15,643.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,397.46 : 53,087.68 = 10,430.76 : x
  2. Step 2: Convert to fraction form
    35,397.46/53,087.68 = 10,430.76/x
  3. Step 3: Cross multiply
    35,397.46x = 53,087.68 × 10,430.76
  4. Step 4: Simplify right side
    35,397.46x = 553,744,849.04
  5. Step 5: Solve for x
    x = 553,744,849.04/35,397.46
  6. Step 6: Final answer
    x = 15,643.63

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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.