Home / 35,394.21-53,082.81-10,427.51

Finding the Fourth Proportional to 35,394.21, 53,082.81 and 10,427.51

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Solution

The fourth proportional to 35,394.21, 53,082.81 and 10,427.51 is: 15,638.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,394.21 : 53,082.81 = 10,427.51 : x
  2. Step 2: Convert to fraction form
    35,394.21/53,082.81 = 10,427.51/x
  3. Step 3: Cross multiply
    35,394.21x = 53,082.81 × 10,427.51
  4. Step 4: Simplify right side
    35,394.21x = 553,521,532.10
  5. Step 5: Solve for x
    x = 553,521,532.10/35,394.21
  6. Step 6: Final answer
    x = 15,638.76

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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.