Home / 13,816.10-19,070.34-9,848.72

Finding the Fourth Proportional to 13,816.10, 19,070.34 and 9,848.72

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Solution

The fourth proportional to 13,816.10, 19,070.34 and 9,848.72 is: 13,594.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,816.10 : 19,070.34 = 9,848.72 : x
  2. Step 2: Convert to fraction form
    13,816.10/19,070.34 = 9,848.72/x
  3. Step 3: Cross multiply
    13,816.10x = 19,070.34 × 9,848.72
  4. Step 4: Simplify right side
    13,816.10x = 187,818,438.96
  5. Step 5: Solve for x
    x = 187,818,438.96/13,816.10
  6. Step 6: Final answer
    x = 13,594.17

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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.