Home / 18,281.04-27,421.70-5,801.10

Finding the Fourth Proportional to 18,281.04, 27,421.70 and 5,801.10

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Solution

The fourth proportional to 18,281.04, 27,421.70 and 5,801.10 is: 8,701.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,281.04 : 27,421.70 = 5,801.10 : x
  2. Step 2: Convert to fraction form
    18,281.04/27,421.70 = 5,801.10/x
  3. Step 3: Cross multiply
    18,281.04x = 27,421.70 × 5,801.10
  4. Step 4: Simplify right side
    18,281.04x = 159,075,994.86
  5. Step 5: Solve for x
    x = 159,075,994.86/18,281.04
  6. Step 6: Final answer
    x = 8,701.69

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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.