Home / 30,587.04-45,881.01-11,868.12

Finding the Fourth Proportional to 30,587.04, 45,881.01 and 11,868.12

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Solution

The fourth proportional to 30,587.04, 45,881.01 and 11,868.12 is: 17,802.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,587.04 : 45,881.01 = 11,868.12 : x
  2. Step 2: Convert to fraction form
    30,587.04/45,881.01 = 11,868.12/x
  3. Step 3: Cross multiply
    30,587.04x = 45,881.01 × 11,868.12
  4. Step 4: Simplify right side
    30,587.04x = 544,521,332.40
  5. Step 5: Solve for x
    x = 544,521,332.40/30,587.04
  6. Step 6: Final answer
    x = 17,802.35

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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.