Home / 52,167.79-72,019.47-40,813.18

Finding the Fourth Proportional to 52,167.79, 72,019.47 and 40,813.18

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Solution

The fourth proportional to 52,167.79, 72,019.47 and 40,813.18 is: 56,344.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,167.79 : 72,019.47 = 40,813.18 : x
  2. Step 2: Convert to fraction form
    52,167.79/72,019.47 = 40,813.18/x
  3. Step 3: Cross multiply
    52,167.79x = 72,019.47 × 40,813.18
  4. Step 4: Simplify right side
    52,167.79x = 2,939,343,592.61
  5. Step 5: Solve for x
    x = 2,939,343,592.61/52,167.79
  6. Step 6: Final answer
    x = 56,344.03

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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.