Home / 22,547.03-31,114.93-12,475.89

Finding the Fourth Proportional to 22,547.03, 31,114.93 and 12,475.89

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Solution

The fourth proportional to 22,547.03, 31,114.93 and 12,475.89 is: 17,216.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,547.03 : 31,114.93 = 12,475.89 : x
  2. Step 2: Convert to fraction form
    22,547.03/31,114.93 = 12,475.89/x
  3. Step 3: Cross multiply
    22,547.03x = 31,114.93 × 12,475.89
  4. Step 4: Simplify right side
    22,547.03x = 388,186,444.04
  5. Step 5: Solve for x
    x = 388,186,444.04/22,547.03
  6. Step 6: Final answer
    x = 17,216.75

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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.