Home / 11,583.32-15,925.81-10,312.28

Finding the Fourth Proportional to 11,583.32, 15,925.81 and 10,312.28

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Solution

The fourth proportional to 11,583.32, 15,925.81 and 10,312.28 is: 14,178.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,583.32 : 15,925.81 = 10,312.28 : x
  2. Step 2: Convert to fraction form
    11,583.32/15,925.81 = 10,312.28/x
  3. Step 3: Cross multiply
    11,583.32x = 15,925.81 × 10,312.28
  4. Step 4: Simplify right side
    11,583.32x = 164,231,411.95
  5. Step 5: Solve for x
    x = 164,231,411.95/11,583.32
  6. Step 6: Final answer
    x = 14,178.27

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.