Home / 36,428.63-54,643.05-10,133.40

Finding the Fourth Proportional to 36,428.63, 54,643.05 and 10,133.40

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Solution

The fourth proportional to 36,428.63, 54,643.05 and 10,133.40 is: 15,200.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,428.63 : 54,643.05 = 10,133.40 : x
  2. Step 2: Convert to fraction form
    36,428.63/54,643.05 = 10,133.40/x
  3. Step 3: Cross multiply
    36,428.63x = 54,643.05 × 10,133.40
  4. Step 4: Simplify right side
    36,428.63x = 553,719,882.87
  5. Step 5: Solve for x
    x = 553,719,882.87/36,428.63
  6. Step 6: Final answer
    x = 15,200.13

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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.