Home / 30,030.03-45,051.39-10,303.29

Finding the Fourth Proportional to 30,030.03, 45,051.39 and 10,303.29

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Solution

The fourth proportional to 30,030.03, 45,051.39 and 10,303.29 is: 15,457.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,030.03 : 45,051.39 = 10,303.29 : x
  2. Step 2: Convert to fraction form
    30,030.03/45,051.39 = 10,303.29/x
  3. Step 3: Cross multiply
    30,030.03x = 45,051.39 × 10,303.29
  4. Step 4: Simplify right side
    30,030.03x = 464,177,536.07
  5. Step 5: Solve for x
    x = 464,177,536.07/30,030.03
  6. Step 6: Final answer
    x = 15,457.11

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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.