Home / 15,957.02-22,021.77-10,570.16

Finding the Fourth Proportional to 15,957.02, 22,021.77 and 10,570.16

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Solution

The fourth proportional to 15,957.02, 22,021.77 and 10,570.16 is: 14,587.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,957.02 : 22,021.77 = 10,570.16 : x
  2. Step 2: Convert to fraction form
    15,957.02/22,021.77 = 10,570.16/x
  3. Step 3: Cross multiply
    15,957.02x = 22,021.77 × 10,570.16
  4. Step 4: Simplify right side
    15,957.02x = 232,773,522.27
  5. Step 5: Solve for x
    x = 232,773,522.27/15,957.02
  6. Step 6: Final answer
    x = 14,587.54

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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.