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Finding the Fourth Proportional to 58,501.17, 87,751.68 and 19,058.22

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Solution

The fourth proportional to 58,501.17, 87,751.68 and 19,058.22 is: 28,587.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,501.17 : 87,751.68 = 19,058.22 : x
  2. Step 2: Convert to fraction form
    58,501.17/87,751.68 = 19,058.22/x
  3. Step 3: Cross multiply
    58,501.17x = 87,751.68 × 19,058.22
  4. Step 4: Simplify right side
    58,501.17x = 1,672,390,822.81
  5. Step 5: Solve for x
    x = 1,672,390,822.81/58,501.17
  6. Step 6: Final answer
    x = 28,587.31

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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.