Home / 14,355.02-19,798.92-10,389.26

Finding the Fourth Proportional to 14,355.02, 19,798.92 and 10,389.26

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Solution

The fourth proportional to 14,355.02, 19,798.92 and 10,389.26 is: 14,329.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,355.02 : 19,798.92 = 10,389.26 : x
  2. Step 2: Convert to fraction form
    14,355.02/19,798.92 = 10,389.26/x
  3. Step 3: Cross multiply
    14,355.02x = 19,798.92 × 10,389.26
  4. Step 4: Simplify right side
    14,355.02x = 205,696,127.60
  5. Step 5: Solve for x
    x = 205,696,127.60/14,355.02
  6. Step 6: Final answer
    x = 14,329.21

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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.