Home / 55,407.18-83,123.80-17,967.26

Finding the Fourth Proportional to 55,407.18, 83,123.80 and 17,967.26

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Solution

The fourth proportional to 55,407.18, 83,123.80 and 17,967.26 is: 26,955.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,407.18 : 83,123.80 = 17,967.26 : x
  2. Step 2: Convert to fraction form
    55,407.18/83,123.80 = 17,967.26/x
  3. Step 3: Cross multiply
    55,407.18x = 83,123.80 × 17,967.26
  4. Step 4: Simplify right side
    55,407.18x = 1,493,506,926.79
  5. Step 5: Solve for x
    x = 1,493,506,926.79/55,407.18
  6. Step 6: Final answer
    x = 26,955.12

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.