Home / 52,325.60-72,209.68-30,816.05

Finding the Fourth Proportional to 52,325.60, 72,209.68 and 30,816.05

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Solution

The fourth proportional to 52,325.60, 72,209.68 and 30,816.05 is: 42,526.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,325.60 : 72,209.68 = 30,816.05 : x
  2. Step 2: Convert to fraction form
    52,325.60/72,209.68 = 30,816.05/x
  3. Step 3: Cross multiply
    52,325.60x = 72,209.68 × 30,816.05
  4. Step 4: Simplify right side
    52,325.60x = 2,225,216,671.28
  5. Step 5: Solve for x
    x = 2,225,216,671.28/52,325.60
  6. Step 6: Final answer
    x = 42,526.35

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1.5x scale

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.