Home / 22,506.08-31,057.74-12,434.32

Finding the Fourth Proportional to 22,506.08, 31,057.74 and 12,434.32

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Solution

The fourth proportional to 22,506.08, 31,057.74 and 12,434.32 is: 17,159.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,506.08 : 31,057.74 = 12,434.32 : x
  2. Step 2: Convert to fraction form
    22,506.08/31,057.74 = 12,434.32/x
  3. Step 3: Cross multiply
    22,506.08x = 31,057.74 × 12,434.32
  4. Step 4: Simplify right side
    22,506.08x = 386,181,877.64
  5. Step 5: Solve for x
    x = 386,181,877.64/22,506.08
  6. Step 6: Final answer
    x = 17,159.00

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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.