Home / 13,341.08-19,970.30-7,085.46

Finding the Fourth Proportional to 13,341.08, 19,970.30 and 7,085.46

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Solution

The fourth proportional to 13,341.08, 19,970.30 and 7,085.46 is: 10,606.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,341.08 : 19,970.30 = 7,085.46 : x
  2. Step 2: Convert to fraction form
    13,341.08/19,970.30 = 7,085.46/x
  3. Step 3: Cross multiply
    13,341.08x = 19,970.30 × 7,085.46
  4. Step 4: Simplify right side
    13,341.08x = 141,498,761.84
  5. Step 5: Solve for x
    x = 141,498,761.84/13,341.08
  6. Step 6: Final answer
    x = 10,606.24

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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.