Home / 23,051.04-31,810.62-12,977.52

Finding the Fourth Proportional to 23,051.04, 31,810.62 and 12,977.52

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Solution

The fourth proportional to 23,051.04, 31,810.62 and 12,977.52 is: 17,909.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,051.04 : 31,810.62 = 12,977.52 : x
  2. Step 2: Convert to fraction form
    23,051.04/31,810.62 = 12,977.52/x
  3. Step 3: Cross multiply
    23,051.04x = 31,810.62 × 12,977.52
  4. Step 4: Simplify right side
    23,051.04x = 412,822,957.26
  5. Step 5: Solve for x
    x = 412,822,957.26/23,051.04
  6. Step 6: Final answer
    x = 17,909.08

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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.