Home / 52,058.40-78,088.44-18,802.32

Finding the Fourth Proportional to 52,058.40, 78,088.44 and 18,802.32

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Solution

The fourth proportional to 52,058.40, 78,088.44 and 18,802.32 is: 28,203.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,058.40 : 78,088.44 = 18,802.32 : x
  2. Step 2: Convert to fraction form
    52,058.40/78,088.44 = 18,802.32/x
  3. Step 3: Cross multiply
    52,058.40x = 78,088.44 × 18,802.32
  4. Step 4: Simplify right side
    52,058.40x = 1,468,243,837.18
  5. Step 5: Solve for x
    x = 1,468,243,837.18/52,058.40
  6. Step 6: Final answer
    x = 28,203.78

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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.