Home / 52,459.04-72,392.54-28,585.90

Finding the Fourth Proportional to 52,459.04, 72,392.54 and 28,585.90

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Solution

The fourth proportional to 52,459.04, 72,392.54 and 28,585.90 is: 39,448.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,459.04 : 72,392.54 = 28,585.90 : x
  2. Step 2: Convert to fraction form
    52,459.04/72,392.54 = 28,585.90/x
  3. Step 3: Cross multiply
    52,459.04x = 72,392.54 × 28,585.90
  4. Step 4: Simplify right side
    52,459.04x = 2,069,405,909.19
  5. Step 5: Solve for x
    x = 2,069,405,909.19/52,459.04
  6. Step 6: Final answer
    x = 39,448.03

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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.