Home / 14,158.36-19,539.48-9,370.04

Finding the Fourth Proportional to 14,158.36, 19,539.48 and 9,370.04

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Solution

The fourth proportional to 14,158.36, 19,539.48 and 9,370.04 is: 12,931.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,158.36 : 19,539.48 = 9,370.04 : x
  2. Step 2: Convert to fraction form
    14,158.36/19,539.48 = 9,370.04/x
  3. Step 3: Cross multiply
    14,158.36x = 19,539.48 × 9,370.04
  4. Step 4: Simplify right side
    14,158.36x = 183,085,709.18
  5. Step 5: Solve for x
    x = 183,085,709.18/14,158.36
  6. Step 6: Final answer
    x = 12,931.28

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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.