Home / 47,030.80-70,545.28-11,492.34

Finding the Fourth Proportional to 47,030.80, 70,545.28 and 11,492.34

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Solution

The fourth proportional to 47,030.80, 70,545.28 and 11,492.34 is: 17,238.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,030.80 : 70,545.28 = 11,492.34 : x
  2. Step 2: Convert to fraction form
    47,030.80/70,545.28 = 11,492.34/x
  3. Step 3: Cross multiply
    47,030.80x = 70,545.28 × 11,492.34
  4. Step 4: Simplify right side
    47,030.80x = 810,730,343.16
  5. Step 5: Solve for x
    x = 810,730,343.16/47,030.80
  6. Step 6: Final answer
    x = 17,238.29

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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.