Home / 52,041.07-78,061.81-12,598.12

Finding the Fourth Proportional to 52,041.07, 78,061.81 and 12,598.12

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Solution

The fourth proportional to 52,041.07, 78,061.81 and 12,598.12 is: 18,897.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,041.07 : 78,061.81 = 12,598.12 : x
  2. Step 2: Convert to fraction form
    52,041.07/78,061.81 = 12,598.12/x
  3. Step 3: Cross multiply
    52,041.07x = 78,061.81 × 12,598.12
  4. Step 4: Simplify right side
    52,041.07x = 983,431,986.81
  5. Step 5: Solve for x
    x = 983,431,986.81/52,041.07
  6. Step 6: Final answer
    x = 18,897.23

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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.