Home / 52,285.65-72,154.29-28,412.34

Finding the Fourth Proportional to 52,285.65, 72,154.29 and 28,412.34

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Solution

The fourth proportional to 52,285.65, 72,154.29 and 28,412.34 is: 39,209.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,285.65 : 72,154.29 = 28,412.34 : x
  2. Step 2: Convert to fraction form
    52,285.65/72,154.29 = 28,412.34/x
  3. Step 3: Cross multiply
    52,285.65x = 72,154.29 × 28,412.34
  4. Step 4: Simplify right side
    52,285.65x = 2,050,072,219.94
  5. Step 5: Solve for x
    x = 2,050,072,219.94/52,285.65
  6. Step 6: Final answer
    x = 39,209.08

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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.