Home / 30,256.60-45,386.38-11,533.14

Finding the Fourth Proportional to 30,256.60, 45,386.38 and 11,533.14

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Solution

The fourth proportional to 30,256.60, 45,386.38 and 11,533.14 is: 17,300.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,256.60 : 45,386.38 = 11,533.14 : x
  2. Step 2: Convert to fraction form
    30,256.60/45,386.38 = 11,533.14/x
  3. Step 3: Cross multiply
    30,256.60x = 45,386.38 × 11,533.14
  4. Step 4: Simplify right side
    30,256.60x = 523,447,616.00
  5. Step 5: Solve for x
    x = 523,447,616.00/30,256.60
  6. Step 6: Final answer
    x = 17,300.28

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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.