Home / 14,350.34-19,802.40-8,061.50

Finding the Fourth Proportional to 14,350.34, 19,802.40 and 8,061.50

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Solution

The fourth proportional to 14,350.34, 19,802.40 and 8,061.50 is: 11,124.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,350.34 : 19,802.40 = 8,061.50 : x
  2. Step 2: Convert to fraction form
    14,350.34/19,802.40 = 8,061.50/x
  3. Step 3: Cross multiply
    14,350.34x = 19,802.40 × 8,061.50
  4. Step 4: Simplify right side
    14,350.34x = 159,637,047.60
  5. Step 5: Solve for x
    x = 159,637,047.60/14,350.34
  6. Step 6: Final answer
    x = 11,124.27

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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.