Home / 30,024.01-45,036.81-13,148.34

Finding the Fourth Proportional to 30,024.01, 45,036.81 and 13,148.34

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Solution

The fourth proportional to 30,024.01, 45,036.81 and 13,148.34 is: 19,722.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,024.01 : 45,036.81 = 13,148.34 : x
  2. Step 2: Convert to fraction form
    30,024.01/45,036.81 = 13,148.34/x
  3. Step 3: Cross multiply
    30,024.01x = 45,036.81 × 13,148.34
  4. Step 4: Simplify right side
    30,024.01x = 592,159,290.40
  5. Step 5: Solve for x
    x = 592,159,290.40/30,024.01
  6. Step 6: Final answer
    x = 19,722.86

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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.