Home / 52,280.13-78,420.04-14,840.24

Finding the Fourth Proportional to 52,280.13, 78,420.04 and 14,840.24

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Solution

The fourth proportional to 52,280.13, 78,420.04 and 14,840.24 is: 22,260.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,280.13 : 78,420.04 = 14,840.24 : x
  2. Step 2: Convert to fraction form
    52,280.13/78,420.04 = 14,840.24/x
  3. Step 3: Cross multiply
    52,280.13x = 78,420.04 × 14,840.24
  4. Step 4: Simplify right side
    52,280.13x = 1,163,771,841.47
  5. Step 5: Solve for x
    x = 1,163,771,841.47/52,280.13
  6. Step 6: Final answer
    x = 22,260.31

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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.