Home / 13,300.64-18,362.28-10,462.40

Finding the Fourth Proportional to 13,300.64, 18,362.28 and 10,462.40

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Solution

The fourth proportional to 13,300.64, 18,362.28 and 10,462.40 is: 14,443.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,300.64 : 18,362.28 = 10,462.40 : x
  2. Step 2: Convert to fraction form
    13,300.64/18,362.28 = 10,462.40/x
  3. Step 3: Cross multiply
    13,300.64x = 18,362.28 × 10,462.40
  4. Step 4: Simplify right side
    13,300.64x = 192,113,518.27
  5. Step 5: Solve for x
    x = 192,113,518.27/13,300.64
  6. Step 6: Final answer
    x = 14,443.93

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.